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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * QLogic Fibre Channel HBA Driver4 * Copyright (c)  2003-2014 QLogic Corporation5 */6#include "qla_def.h"7 8#include <linux/delay.h>9#include <linux/slab.h>10#include <linux/vmalloc.h>11#include <linux/uaccess.h>12 13/*14 * NVRAM support routines15 */16 17/**18 * qla2x00_lock_nvram_access() -19 * @ha: HA context20 */21static void22qla2x00_lock_nvram_access(struct qla_hw_data *ha)23{24	uint16_t data;25	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;26 27	if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) {28		data = rd_reg_word(&reg->nvram);29		while (data & NVR_BUSY) {30			udelay(100);31			data = rd_reg_word(&reg->nvram);32		}33 34		/* Lock resource */35		wrt_reg_word(&reg->u.isp2300.host_semaphore, 0x1);36		rd_reg_word(&reg->u.isp2300.host_semaphore);37		udelay(5);38		data = rd_reg_word(&reg->u.isp2300.host_semaphore);39		while ((data & BIT_0) == 0) {40			/* Lock failed */41			udelay(100);42			wrt_reg_word(&reg->u.isp2300.host_semaphore, 0x1);43			rd_reg_word(&reg->u.isp2300.host_semaphore);44			udelay(5);45			data = rd_reg_word(&reg->u.isp2300.host_semaphore);46		}47	}48}49 50/**51 * qla2x00_unlock_nvram_access() -52 * @ha: HA context53 */54static void55qla2x00_unlock_nvram_access(struct qla_hw_data *ha)56{57	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;58 59	if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha)) {60		wrt_reg_word(&reg->u.isp2300.host_semaphore, 0);61		rd_reg_word(&reg->u.isp2300.host_semaphore);62	}63}64 65/**66 * qla2x00_nv_write() - Prepare for NVRAM read/write operation.67 * @ha: HA context68 * @data: Serial interface selector69 */70static void71qla2x00_nv_write(struct qla_hw_data *ha, uint16_t data)72{73	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;74 75	wrt_reg_word(&reg->nvram, data | NVR_SELECT | NVR_WRT_ENABLE);76	rd_reg_word(&reg->nvram);		/* PCI Posting. */77	NVRAM_DELAY();78	wrt_reg_word(&reg->nvram, data | NVR_SELECT | NVR_CLOCK |79	    NVR_WRT_ENABLE);80	rd_reg_word(&reg->nvram);		/* PCI Posting. */81	NVRAM_DELAY();82	wrt_reg_word(&reg->nvram, data | NVR_SELECT | NVR_WRT_ENABLE);83	rd_reg_word(&reg->nvram);		/* PCI Posting. */84	NVRAM_DELAY();85}86 87/**88 * qla2x00_nvram_request() - Sends read command to NVRAM and gets data from89 *	NVRAM.90 * @ha: HA context91 * @nv_cmd: NVRAM command92 *93 * Bit definitions for NVRAM command:94 *95 *	Bit 26     = start bit96 *	Bit 25, 24 = opcode97 *	Bit 23-16  = address98 *	Bit 15-0   = write data99 *100 * Returns the word read from nvram @addr.101 */102static uint16_t103qla2x00_nvram_request(struct qla_hw_data *ha, uint32_t nv_cmd)104{105	uint8_t		cnt;106	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;107	uint16_t	data = 0;108	uint16_t	reg_data;109 110	/* Send command to NVRAM. */111	nv_cmd <<= 5;112	for (cnt = 0; cnt < 11; cnt++) {113		if (nv_cmd & BIT_31)114			qla2x00_nv_write(ha, NVR_DATA_OUT);115		else116			qla2x00_nv_write(ha, 0);117		nv_cmd <<= 1;118	}119 120	/* Read data from NVRAM. */121	for (cnt = 0; cnt < 16; cnt++) {122		wrt_reg_word(&reg->nvram, NVR_SELECT | NVR_CLOCK);123		rd_reg_word(&reg->nvram);	/* PCI Posting. */124		NVRAM_DELAY();125		data <<= 1;126		reg_data = rd_reg_word(&reg->nvram);127		if (reg_data & NVR_DATA_IN)128			data |= BIT_0;129		wrt_reg_word(&reg->nvram, NVR_SELECT);130		rd_reg_word(&reg->nvram);	/* PCI Posting. */131		NVRAM_DELAY();132	}133 134	/* Deselect chip. */135	wrt_reg_word(&reg->nvram, NVR_DESELECT);136	rd_reg_word(&reg->nvram);		/* PCI Posting. */137	NVRAM_DELAY();138 139	return data;140}141 142 143/**144 * qla2x00_get_nvram_word() - Calculates word position in NVRAM and calls the145 *	request routine to get the word from NVRAM.146 * @ha: HA context147 * @addr: Address in NVRAM to read148 *149 * Returns the word read from nvram @addr.150 */151static uint16_t152qla2x00_get_nvram_word(struct qla_hw_data *ha, uint32_t addr)153{154	uint16_t	data;155	uint32_t	nv_cmd;156 157	nv_cmd = addr << 16;158	nv_cmd |= NV_READ_OP;159	data = qla2x00_nvram_request(ha, nv_cmd);160 161	return (data);162}163 164/**165 * qla2x00_nv_deselect() - Deselect NVRAM operations.166 * @ha: HA context167 */168static void169qla2x00_nv_deselect(struct qla_hw_data *ha)170{171	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;172 173	wrt_reg_word(&reg->nvram, NVR_DESELECT);174	rd_reg_word(&reg->nvram);		/* PCI Posting. */175	NVRAM_DELAY();176}177 178/**179 * qla2x00_write_nvram_word() - Write NVRAM data.180 * @ha: HA context181 * @addr: Address in NVRAM to write182 * @data: word to program183 */184static void185qla2x00_write_nvram_word(struct qla_hw_data *ha, uint32_t addr, __le16 data)186{187	int count;188	uint16_t word;189	uint32_t nv_cmd, wait_cnt;190	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;191	scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);192 193	qla2x00_nv_write(ha, NVR_DATA_OUT);194	qla2x00_nv_write(ha, 0);195	qla2x00_nv_write(ha, 0);196 197	for (word = 0; word < 8; word++)198		qla2x00_nv_write(ha, NVR_DATA_OUT);199 200	qla2x00_nv_deselect(ha);201 202	/* Write data */203	nv_cmd = (addr << 16) | NV_WRITE_OP;204	nv_cmd |= (__force u16)data;205	nv_cmd <<= 5;206	for (count = 0; count < 27; count++) {207		if (nv_cmd & BIT_31)208			qla2x00_nv_write(ha, NVR_DATA_OUT);209		else210			qla2x00_nv_write(ha, 0);211 212		nv_cmd <<= 1;213	}214 215	qla2x00_nv_deselect(ha);216 217	/* Wait for NVRAM to become ready */218	wrt_reg_word(&reg->nvram, NVR_SELECT);219	rd_reg_word(&reg->nvram);		/* PCI Posting. */220	wait_cnt = NVR_WAIT_CNT;221	do {222		if (!--wait_cnt) {223			ql_dbg(ql_dbg_user, vha, 0x708d,224			    "NVRAM didn't go ready...\n");225			break;226		}227		NVRAM_DELAY();228		word = rd_reg_word(&reg->nvram);229	} while ((word & NVR_DATA_IN) == 0);230 231	qla2x00_nv_deselect(ha);232 233	/* Disable writes */234	qla2x00_nv_write(ha, NVR_DATA_OUT);235	for (count = 0; count < 10; count++)236		qla2x00_nv_write(ha, 0);237 238	qla2x00_nv_deselect(ha);239}240 241static int242qla2x00_write_nvram_word_tmo(struct qla_hw_data *ha, uint32_t addr,243			     __le16 data, uint32_t tmo)244{245	int ret, count;246	uint16_t word;247	uint32_t nv_cmd;248	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;249 250	ret = QLA_SUCCESS;251 252	qla2x00_nv_write(ha, NVR_DATA_OUT);253	qla2x00_nv_write(ha, 0);254	qla2x00_nv_write(ha, 0);255 256	for (word = 0; word < 8; word++)257		qla2x00_nv_write(ha, NVR_DATA_OUT);258 259	qla2x00_nv_deselect(ha);260 261	/* Write data */262	nv_cmd = (addr << 16) | NV_WRITE_OP;263	nv_cmd |= (__force u16)data;264	nv_cmd <<= 5;265	for (count = 0; count < 27; count++) {266		if (nv_cmd & BIT_31)267			qla2x00_nv_write(ha, NVR_DATA_OUT);268		else269			qla2x00_nv_write(ha, 0);270 271		nv_cmd <<= 1;272	}273 274	qla2x00_nv_deselect(ha);275 276	/* Wait for NVRAM to become ready */277	wrt_reg_word(&reg->nvram, NVR_SELECT);278	rd_reg_word(&reg->nvram);		/* PCI Posting. */279	do {280		NVRAM_DELAY();281		word = rd_reg_word(&reg->nvram);282		if (!--tmo) {283			ret = QLA_FUNCTION_FAILED;284			break;285		}286	} while ((word & NVR_DATA_IN) == 0);287 288	qla2x00_nv_deselect(ha);289 290	/* Disable writes */291	qla2x00_nv_write(ha, NVR_DATA_OUT);292	for (count = 0; count < 10; count++)293		qla2x00_nv_write(ha, 0);294 295	qla2x00_nv_deselect(ha);296 297	return ret;298}299 300/**301 * qla2x00_clear_nvram_protection() -302 * @ha: HA context303 */304static int305qla2x00_clear_nvram_protection(struct qla_hw_data *ha)306{307	int ret, stat;308	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;309	uint32_t word, wait_cnt;310	__le16 wprot, wprot_old;311	scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);312 313	/* Clear NVRAM write protection. */314	ret = QLA_FUNCTION_FAILED;315 316	wprot_old = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base));317	stat = qla2x00_write_nvram_word_tmo(ha, ha->nvram_base,318					    cpu_to_le16(0x1234), 100000);319	wprot = cpu_to_le16(qla2x00_get_nvram_word(ha, ha->nvram_base));320	if (stat != QLA_SUCCESS || wprot != cpu_to_le16(0x1234)) {321		/* Write enable. */322		qla2x00_nv_write(ha, NVR_DATA_OUT);323		qla2x00_nv_write(ha, 0);324		qla2x00_nv_write(ha, 0);325		for (word = 0; word < 8; word++)326			qla2x00_nv_write(ha, NVR_DATA_OUT);327 328		qla2x00_nv_deselect(ha);329 330		/* Enable protection register. */331		qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);332		qla2x00_nv_write(ha, NVR_PR_ENABLE);333		qla2x00_nv_write(ha, NVR_PR_ENABLE);334		for (word = 0; word < 8; word++)335			qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);336 337		qla2x00_nv_deselect(ha);338 339		/* Clear protection register (ffff is cleared). */340		qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);341		qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);342		qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);343		for (word = 0; word < 8; word++)344			qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);345 346		qla2x00_nv_deselect(ha);347 348		/* Wait for NVRAM to become ready. */349		wrt_reg_word(&reg->nvram, NVR_SELECT);350		rd_reg_word(&reg->nvram);	/* PCI Posting. */351		wait_cnt = NVR_WAIT_CNT;352		do {353			if (!--wait_cnt) {354				ql_dbg(ql_dbg_user, vha, 0x708e,355				    "NVRAM didn't go ready...\n");356				break;357			}358			NVRAM_DELAY();359			word = rd_reg_word(&reg->nvram);360		} while ((word & NVR_DATA_IN) == 0);361 362		if (wait_cnt)363			ret = QLA_SUCCESS;364	} else365		qla2x00_write_nvram_word(ha, ha->nvram_base, wprot_old);366 367	return ret;368}369 370static void371qla2x00_set_nvram_protection(struct qla_hw_data *ha, int stat)372{373	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;374	uint32_t word, wait_cnt;375	scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);376 377	if (stat != QLA_SUCCESS)378		return;379 380	/* Set NVRAM write protection. */381	/* Write enable. */382	qla2x00_nv_write(ha, NVR_DATA_OUT);383	qla2x00_nv_write(ha, 0);384	qla2x00_nv_write(ha, 0);385	for (word = 0; word < 8; word++)386		qla2x00_nv_write(ha, NVR_DATA_OUT);387 388	qla2x00_nv_deselect(ha);389 390	/* Enable protection register. */391	qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);392	qla2x00_nv_write(ha, NVR_PR_ENABLE);393	qla2x00_nv_write(ha, NVR_PR_ENABLE);394	for (word = 0; word < 8; word++)395		qla2x00_nv_write(ha, NVR_DATA_OUT | NVR_PR_ENABLE);396 397	qla2x00_nv_deselect(ha);398 399	/* Enable protection register. */400	qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);401	qla2x00_nv_write(ha, NVR_PR_ENABLE);402	qla2x00_nv_write(ha, NVR_PR_ENABLE | NVR_DATA_OUT);403	for (word = 0; word < 8; word++)404		qla2x00_nv_write(ha, NVR_PR_ENABLE);405 406	qla2x00_nv_deselect(ha);407 408	/* Wait for NVRAM to become ready. */409	wrt_reg_word(&reg->nvram, NVR_SELECT);410	rd_reg_word(&reg->nvram);		/* PCI Posting. */411	wait_cnt = NVR_WAIT_CNT;412	do {413		if (!--wait_cnt) {414			ql_dbg(ql_dbg_user, vha, 0x708f,415			    "NVRAM didn't go ready...\n");416			break;417		}418		NVRAM_DELAY();419		word = rd_reg_word(&reg->nvram);420	} while ((word & NVR_DATA_IN) == 0);421}422 423 424/*****************************************************************************/425/* Flash Manipulation Routines                                               */426/*****************************************************************************/427 428static inline uint32_t429flash_conf_addr(struct qla_hw_data *ha, uint32_t faddr)430{431	return ha->flash_conf_off + faddr;432}433 434static inline uint32_t435flash_data_addr(struct qla_hw_data *ha, uint32_t faddr)436{437	return ha->flash_data_off + faddr;438}439 440static inline uint32_t441nvram_conf_addr(struct qla_hw_data *ha, uint32_t naddr)442{443	return ha->nvram_conf_off + naddr;444}445 446static inline uint32_t447nvram_data_addr(struct qla_hw_data *ha, uint32_t naddr)448{449	return ha->nvram_data_off + naddr;450}451 452static int453qla24xx_read_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t *data)454{455	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;456	ulong cnt = 30000;457 458	wrt_reg_dword(&reg->flash_addr, addr & ~FARX_DATA_FLAG);459 460	while (cnt--) {461		if (rd_reg_dword(&reg->flash_addr) & FARX_DATA_FLAG) {462			*data = rd_reg_dword(&reg->flash_data);463			return QLA_SUCCESS;464		}465		udelay(10);466		cond_resched();467	}468 469	ql_log(ql_log_warn, pci_get_drvdata(ha->pdev), 0x7090,470	    "Flash read dword at %x timeout.\n", addr);471	*data = 0xDEADDEAD;472	return QLA_FUNCTION_TIMEOUT;473}474 475int476qla24xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,477    uint32_t dwords)478{479	ulong i;480	int ret = QLA_SUCCESS;481	struct qla_hw_data *ha = vha->hw;482 483	/* Dword reads to flash. */484	faddr =  flash_data_addr(ha, faddr);485	for (i = 0; i < dwords; i++, faddr++, dwptr++) {486		ret = qla24xx_read_flash_dword(ha, faddr, dwptr);487		if (ret != QLA_SUCCESS)488			break;489		cpu_to_le32s(dwptr);490	}491 492	return ret;493}494 495static int496qla24xx_write_flash_dword(struct qla_hw_data *ha, uint32_t addr, uint32_t data)497{498	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;499	ulong cnt = 500000;500 501	wrt_reg_dword(&reg->flash_data, data);502	wrt_reg_dword(&reg->flash_addr, addr | FARX_DATA_FLAG);503 504	while (cnt--) {505		if (!(rd_reg_dword(&reg->flash_addr) & FARX_DATA_FLAG))506			return QLA_SUCCESS;507		udelay(10);508		cond_resched();509	}510 511	ql_log(ql_log_warn, pci_get_drvdata(ha->pdev), 0x7090,512	    "Flash write dword at %x timeout.\n", addr);513	return QLA_FUNCTION_TIMEOUT;514}515 516static void517qla24xx_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,518    uint8_t *flash_id)519{520	uint32_t faddr, ids = 0;521 522	*man_id = *flash_id = 0;523 524	faddr = flash_conf_addr(ha, 0x03ab);525	if (!qla24xx_read_flash_dword(ha, faddr, &ids)) {526		*man_id = LSB(ids);527		*flash_id = MSB(ids);528	}529 530	/* Check if man_id and flash_id are valid. */531	if (ids != 0xDEADDEAD && (*man_id == 0 || *flash_id == 0)) {532		/* Read information using 0x9f opcode533		 * Device ID, Mfg ID would be read in the format:534		 *   <Ext Dev Info><Device ID Part2><Device ID Part 1><Mfg ID>535		 * Example: ATMEL 0x00 01 45 1F536		 * Extract MFG and Dev ID from last two bytes.537		 */538		faddr = flash_conf_addr(ha, 0x009f);539		if (!qla24xx_read_flash_dword(ha, faddr, &ids)) {540			*man_id = LSB(ids);541			*flash_id = MSB(ids);542		}543	}544}545 546static int547qla2xxx_find_flt_start(scsi_qla_host_t *vha, uint32_t *start)548{549	const char *loc, *locations[] = { "DEF", "PCI" };550	uint32_t pcihdr, pcids;551	uint16_t cnt, chksum;552	__le16 *wptr;553	struct qla_hw_data *ha = vha->hw;554	struct req_que *req = ha->req_q_map[0];555	struct qla_flt_location *fltl = (void *)req->ring;556	uint32_t *dcode = (uint32_t *)req->ring;557	uint8_t *buf = (void *)req->ring, *bcode,  last_image;558	int rc;559 560	/*561	 * FLT-location structure resides after the last PCI region.562	 */563 564	/* Begin with sane defaults. */565	loc = locations[0];566	*start = 0;567	if (IS_QLA24XX_TYPE(ha))568		*start = FA_FLASH_LAYOUT_ADDR_24;569	else if (IS_QLA25XX(ha))570		*start = FA_FLASH_LAYOUT_ADDR;571	else if (IS_QLA81XX(ha))572		*start = FA_FLASH_LAYOUT_ADDR_81;573	else if (IS_P3P_TYPE(ha)) {574		*start = FA_FLASH_LAYOUT_ADDR_82;575		goto end;576	} else if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {577		*start = FA_FLASH_LAYOUT_ADDR_83;578		goto end;579	} else if (IS_QLA28XX(ha)) {580		*start = FA_FLASH_LAYOUT_ADDR_28;581		goto end;582	}583 584	/* Begin with first PCI expansion ROM header. */585	pcihdr = 0;586	do {587		/* Verify PCI expansion ROM header. */588		rc = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);589		if (rc) {590			ql_log(ql_log_info, vha, 0x016d,591			    "Unable to read PCI Expansion Rom Header (%x).\n", rc);592			return QLA_FUNCTION_FAILED;593		}594		bcode = buf + (pcihdr % 4);595		if (bcode[0x0] != 0x55 || bcode[0x1] != 0xaa)596			goto end;597 598		/* Locate PCI data structure. */599		pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);600		rc = qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);601		if (rc) {602			ql_log(ql_log_info, vha, 0x0179,603			    "Unable to read PCI Data Structure (%x).\n", rc);604			return QLA_FUNCTION_FAILED;605		}606		bcode = buf + (pcihdr % 4);607 608		/* Validate signature of PCI data structure. */609		if (bcode[0x0] != 'P' || bcode[0x1] != 'C' ||610		    bcode[0x2] != 'I' || bcode[0x3] != 'R')611			goto end;612 613		last_image = bcode[0x15] & BIT_7;614 615		/* Locate next PCI expansion ROM. */616		pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;617	} while (!last_image);618 619	/* Now verify FLT-location structure. */620	rc = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, sizeof(*fltl) >> 2);621	if (rc) {622		ql_log(ql_log_info, vha, 0x017a,623		    "Unable to read FLT (%x).\n", rc);624		return QLA_FUNCTION_FAILED;625	}626	if (memcmp(fltl->sig, "QFLT", 4))627		goto end;628 629	wptr = (__force __le16 *)req->ring;630	cnt = sizeof(*fltl) / sizeof(*wptr);631	for (chksum = 0; cnt--; wptr++)632		chksum += le16_to_cpu(*wptr);633	if (chksum) {634		ql_log(ql_log_fatal, vha, 0x0045,635		    "Inconsistent FLTL detected: checksum=0x%x.\n", chksum);636		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010e,637		    fltl, sizeof(*fltl));638		return QLA_FUNCTION_FAILED;639	}640 641	/* Good data.  Use specified location. */642	loc = locations[1];643	*start = (le16_to_cpu(fltl->start_hi) << 16 |644	    le16_to_cpu(fltl->start_lo)) >> 2;645end:646	ql_dbg(ql_dbg_init, vha, 0x0046,647	    "FLTL[%s] = 0x%x.\n",648	    loc, *start);649	return QLA_SUCCESS;650}651 652static void653qla2xxx_get_flt_info(scsi_qla_host_t *vha, uint32_t flt_addr)654{655	const char *locations[] = { "DEF", "FLT" }, *loc = locations[1];656	const uint32_t def_fw[] =657		{ FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR, FA_RISC_CODE_ADDR_81 };658	const uint32_t def_boot[] =659		{ FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR, FA_BOOT_CODE_ADDR_81 };660	const uint32_t def_vpd_nvram[] =661		{ FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR, FA_VPD_NVRAM_ADDR_81 };662	const uint32_t def_vpd0[] =663		{ 0, 0, FA_VPD0_ADDR_81 };664	const uint32_t def_vpd1[] =665		{ 0, 0, FA_VPD1_ADDR_81 };666	const uint32_t def_nvram0[] =667		{ 0, 0, FA_NVRAM0_ADDR_81 };668	const uint32_t def_nvram1[] =669		{ 0, 0, FA_NVRAM1_ADDR_81 };670	const uint32_t def_fdt[] =671		{ FA_FLASH_DESCR_ADDR_24, FA_FLASH_DESCR_ADDR,672			FA_FLASH_DESCR_ADDR_81 };673	const uint32_t def_npiv_conf0[] =674		{ FA_NPIV_CONF0_ADDR_24, FA_NPIV_CONF0_ADDR,675			FA_NPIV_CONF0_ADDR_81 };676	const uint32_t def_npiv_conf1[] =677		{ FA_NPIV_CONF1_ADDR_24, FA_NPIV_CONF1_ADDR,678			FA_NPIV_CONF1_ADDR_81 };679	const uint32_t fcp_prio_cfg0[] =680		{ FA_FCP_PRIO0_ADDR, FA_FCP_PRIO0_ADDR_25,681			0 };682	const uint32_t fcp_prio_cfg1[] =683		{ FA_FCP_PRIO1_ADDR, FA_FCP_PRIO1_ADDR_25,684			0 };685 686	struct qla_hw_data *ha = vha->hw;687	uint32_t def = IS_QLA81XX(ha) ? 2 : IS_QLA25XX(ha) ? 1 : 0;688	struct qla_flt_header *flt = ha->flt;689	struct qla_flt_region *region = &flt->region[0];690	__le16 *wptr;691	uint16_t cnt, chksum;692	uint32_t start;693 694	/* Assign FCP prio region since older adapters may not have FLT, or695	   FCP prio region in it's FLT.696	 */697	ha->flt_region_fcp_prio = (ha->port_no == 0) ?698	    fcp_prio_cfg0[def] : fcp_prio_cfg1[def];699 700	ha->flt_region_flt = flt_addr;701	wptr = (__force __le16 *)ha->flt;702	ha->isp_ops->read_optrom(vha, flt, flt_addr << 2,703	    (sizeof(struct qla_flt_header) + FLT_REGIONS_SIZE));704 705	if (le16_to_cpu(*wptr) == 0xffff)706		goto no_flash_data;707	if (flt->version != cpu_to_le16(1)) {708		ql_log(ql_log_warn, vha, 0x0047,709		    "Unsupported FLT detected: version=0x%x length=0x%x checksum=0x%x.\n",710		    le16_to_cpu(flt->version), le16_to_cpu(flt->length),711		    le16_to_cpu(flt->checksum));712		goto no_flash_data;713	}714 715	cnt = (sizeof(*flt) + le16_to_cpu(flt->length)) / sizeof(*wptr);716	for (chksum = 0; cnt--; wptr++)717		chksum += le16_to_cpu(*wptr);718	if (chksum) {719		ql_log(ql_log_fatal, vha, 0x0048,720		    "Inconsistent FLT detected: version=0x%x length=0x%x checksum=0x%x.\n",721		    le16_to_cpu(flt->version), le16_to_cpu(flt->length),722		    le16_to_cpu(flt->checksum));723		goto no_flash_data;724	}725 726	cnt = le16_to_cpu(flt->length) / sizeof(*region);727	for ( ; cnt; cnt--, region++) {728		/* Store addresses as DWORD offsets. */729		start = le32_to_cpu(region->start) >> 2;730		ql_dbg(ql_dbg_init, vha, 0x0049,731		    "FLT[%#x]: start=%#x end=%#x size=%#x.\n",732		    le16_to_cpu(region->code), start,733		    le32_to_cpu(region->end) >> 2,734		    le32_to_cpu(region->size) >> 2);735		if (region->attribute)736			ql_log(ql_dbg_init, vha, 0xffff,737			    "Region %x is secure\n", region->code);738 739		switch (le16_to_cpu(region->code)) {740		case FLT_REG_FCOE_FW:741			if (!IS_QLA8031(ha))742				break;743			ha->flt_region_fw = start;744			break;745		case FLT_REG_FW:746			if (IS_QLA8031(ha))747				break;748			ha->flt_region_fw = start;749			break;750		case FLT_REG_BOOT_CODE:751			ha->flt_region_boot = start;752			break;753		case FLT_REG_VPD_0:754			if (IS_QLA8031(ha))755				break;756			ha->flt_region_vpd_nvram = start;757			if (IS_P3P_TYPE(ha))758				break;759			if (ha->port_no == 0)760				ha->flt_region_vpd = start;761			break;762		case FLT_REG_VPD_1:763			if (IS_P3P_TYPE(ha) || IS_QLA8031(ha))764				break;765			if (ha->port_no == 1)766				ha->flt_region_vpd = start;767			break;768		case FLT_REG_VPD_2:769			if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))770				break;771			if (ha->port_no == 2)772				ha->flt_region_vpd = start;773			break;774		case FLT_REG_VPD_3:775			if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))776				break;777			if (ha->port_no == 3)778				ha->flt_region_vpd = start;779			break;780		case FLT_REG_NVRAM_0:781			if (IS_QLA8031(ha))782				break;783			if (ha->port_no == 0)784				ha->flt_region_nvram = start;785			break;786		case FLT_REG_NVRAM_1:787			if (IS_QLA8031(ha))788				break;789			if (ha->port_no == 1)790				ha->flt_region_nvram = start;791			break;792		case FLT_REG_NVRAM_2:793			if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))794				break;795			if (ha->port_no == 2)796				ha->flt_region_nvram = start;797			break;798		case FLT_REG_NVRAM_3:799			if (!IS_QLA27XX(ha) && !IS_QLA28XX(ha))800				break;801			if (ha->port_no == 3)802				ha->flt_region_nvram = start;803			break;804		case FLT_REG_FDT:805			ha->flt_region_fdt = start;806			break;807		case FLT_REG_NPIV_CONF_0:808			if (ha->port_no == 0)809				ha->flt_region_npiv_conf = start;810			break;811		case FLT_REG_NPIV_CONF_1:812			if (ha->port_no == 1)813				ha->flt_region_npiv_conf = start;814			break;815		case FLT_REG_GOLD_FW:816			ha->flt_region_gold_fw = start;817			break;818		case FLT_REG_FCP_PRIO_0:819			if (ha->port_no == 0)820				ha->flt_region_fcp_prio = start;821			break;822		case FLT_REG_FCP_PRIO_1:823			if (ha->port_no == 1)824				ha->flt_region_fcp_prio = start;825			break;826		case FLT_REG_BOOT_CODE_82XX:827			ha->flt_region_boot = start;828			break;829		case FLT_REG_BOOT_CODE_8044:830			if (IS_QLA8044(ha))831				ha->flt_region_boot = start;832			break;833		case FLT_REG_FW_82XX:834			ha->flt_region_fw = start;835			break;836		case FLT_REG_CNA_FW:837			if (IS_CNA_CAPABLE(ha))838				ha->flt_region_fw = start;839			break;840		case FLT_REG_GOLD_FW_82XX:841			ha->flt_region_gold_fw = start;842			break;843		case FLT_REG_BOOTLOAD_82XX:844			ha->flt_region_bootload = start;845			break;846		case FLT_REG_VPD_8XXX:847			if (IS_CNA_CAPABLE(ha))848				ha->flt_region_vpd = start;849			break;850		case FLT_REG_FCOE_NVRAM_0:851			if (!(IS_QLA8031(ha) || IS_QLA8044(ha)))852				break;853			if (ha->port_no == 0)854				ha->flt_region_nvram = start;855			break;856		case FLT_REG_FCOE_NVRAM_1:857			if (!(IS_QLA8031(ha) || IS_QLA8044(ha)))858				break;859			if (ha->port_no == 1)860				ha->flt_region_nvram = start;861			break;862		case FLT_REG_IMG_PRI_27XX:863			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))864				ha->flt_region_img_status_pri = start;865			break;866		case FLT_REG_IMG_SEC_27XX:867			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))868				ha->flt_region_img_status_sec = start;869			break;870		case FLT_REG_FW_SEC_27XX:871			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))872				ha->flt_region_fw_sec = start;873			break;874		case FLT_REG_BOOTLOAD_SEC_27XX:875			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))876				ha->flt_region_boot_sec = start;877			break;878		case FLT_REG_AUX_IMG_PRI_28XX:879			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))880				ha->flt_region_aux_img_status_pri = start;881			break;882		case FLT_REG_AUX_IMG_SEC_28XX:883			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))884				ha->flt_region_aux_img_status_sec = start;885			break;886		case FLT_REG_NVRAM_SEC_28XX_0:887			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))888				if (ha->port_no == 0)889					ha->flt_region_nvram_sec = start;890			break;891		case FLT_REG_NVRAM_SEC_28XX_1:892			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))893				if (ha->port_no == 1)894					ha->flt_region_nvram_sec = start;895			break;896		case FLT_REG_NVRAM_SEC_28XX_2:897			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))898				if (ha->port_no == 2)899					ha->flt_region_nvram_sec = start;900			break;901		case FLT_REG_NVRAM_SEC_28XX_3:902			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))903				if (ha->port_no == 3)904					ha->flt_region_nvram_sec = start;905			break;906		case FLT_REG_VPD_SEC_27XX_0:907		case FLT_REG_VPD_SEC_28XX_0:908			if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {909				ha->flt_region_vpd_nvram_sec = start;910				if (ha->port_no == 0)911					ha->flt_region_vpd_sec = start;912			}913			break;914		case FLT_REG_VPD_SEC_27XX_1:915		case FLT_REG_VPD_SEC_28XX_1:916			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))917				if (ha->port_no == 1)918					ha->flt_region_vpd_sec = start;919			break;920		case FLT_REG_VPD_SEC_27XX_2:921		case FLT_REG_VPD_SEC_28XX_2:922			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))923				if (ha->port_no == 2)924					ha->flt_region_vpd_sec = start;925			break;926		case FLT_REG_VPD_SEC_27XX_3:927		case FLT_REG_VPD_SEC_28XX_3:928			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))929				if (ha->port_no == 3)930					ha->flt_region_vpd_sec = start;931			break;932		}933	}934	goto done;935 936no_flash_data:937	/* Use hardcoded defaults. */938	loc = locations[0];939	ha->flt_region_fw = def_fw[def];940	ha->flt_region_boot = def_boot[def];941	ha->flt_region_vpd_nvram = def_vpd_nvram[def];942	ha->flt_region_vpd = (ha->port_no == 0) ?943	    def_vpd0[def] : def_vpd1[def];944	ha->flt_region_nvram = (ha->port_no == 0) ?945	    def_nvram0[def] : def_nvram1[def];946	ha->flt_region_fdt = def_fdt[def];947	ha->flt_region_npiv_conf = (ha->port_no == 0) ?948	    def_npiv_conf0[def] : def_npiv_conf1[def];949done:950	ql_dbg(ql_dbg_init, vha, 0x004a,951	    "FLT[%s]: boot=0x%x fw=0x%x vpd_nvram=0x%x vpd=0x%x nvram=0x%x "952	    "fdt=0x%x flt=0x%x npiv=0x%x fcp_prif_cfg=0x%x.\n",953	    loc, ha->flt_region_boot, ha->flt_region_fw,954	    ha->flt_region_vpd_nvram, ha->flt_region_vpd, ha->flt_region_nvram,955	    ha->flt_region_fdt, ha->flt_region_flt, ha->flt_region_npiv_conf,956	    ha->flt_region_fcp_prio);957}958 959static void960qla2xxx_get_fdt_info(scsi_qla_host_t *vha)961{962#define FLASH_BLK_SIZE_4K	0x1000963#define FLASH_BLK_SIZE_32K	0x8000964#define FLASH_BLK_SIZE_64K	0x10000965	const char *loc, *locations[] = { "MID", "FDT" };966	struct qla_hw_data *ha = vha->hw;967	struct req_que *req = ha->req_q_map[0];968	uint16_t cnt, chksum;969	__le16 *wptr = (__force __le16 *)req->ring;970	struct qla_fdt_layout *fdt = (struct qla_fdt_layout *)req->ring;971	uint8_t	man_id, flash_id;972	uint16_t mid = 0, fid = 0;973 974	ha->isp_ops->read_optrom(vha, fdt, ha->flt_region_fdt << 2,975	    OPTROM_BURST_DWORDS);976	if (le16_to_cpu(*wptr) == 0xffff)977		goto no_flash_data;978	if (memcmp(fdt->sig, "QLID", 4))979		goto no_flash_data;980 981	for (cnt = 0, chksum = 0; cnt < sizeof(*fdt) >> 1; cnt++, wptr++)982		chksum += le16_to_cpu(*wptr);983	if (chksum) {984		ql_dbg(ql_dbg_init, vha, 0x004c,985		    "Inconsistent FDT detected:"986		    " checksum=0x%x id=%c version0x%x.\n", chksum,987		    fdt->sig[0], le16_to_cpu(fdt->version));988		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0113,989		    fdt, sizeof(*fdt));990		goto no_flash_data;991	}992 993	loc = locations[1];994	mid = le16_to_cpu(fdt->man_id);995	fid = le16_to_cpu(fdt->id);996	ha->fdt_wrt_disable = fdt->wrt_disable_bits;997	ha->fdt_wrt_enable = fdt->wrt_enable_bits;998	ha->fdt_wrt_sts_reg_cmd = fdt->wrt_sts_reg_cmd;999	if (IS_QLA8044(ha))1000		ha->fdt_erase_cmd = fdt->erase_cmd;1001	else1002		ha->fdt_erase_cmd =1003		    flash_conf_addr(ha, 0x0300 | fdt->erase_cmd);1004	ha->fdt_block_size = le32_to_cpu(fdt->block_size);1005	if (fdt->unprotect_sec_cmd) {1006		ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0300 |1007		    fdt->unprotect_sec_cmd);1008		ha->fdt_protect_sec_cmd = fdt->protect_sec_cmd ?1009		    flash_conf_addr(ha, 0x0300 | fdt->protect_sec_cmd) :1010		    flash_conf_addr(ha, 0x0336);1011	}1012	goto done;1013no_flash_data:1014	loc = locations[0];1015	if (IS_P3P_TYPE(ha)) {1016		ha->fdt_block_size = FLASH_BLK_SIZE_64K;1017		goto done;1018	}1019	qla24xx_get_flash_manufacturer(ha, &man_id, &flash_id);1020	mid = man_id;1021	fid = flash_id;1022	ha->fdt_wrt_disable = 0x9c;1023	ha->fdt_erase_cmd = flash_conf_addr(ha, 0x03d8);1024	switch (man_id) {1025	case 0xbf: /* STT flash. */1026		if (flash_id == 0x8e)1027			ha->fdt_block_size = FLASH_BLK_SIZE_64K;1028		else1029			ha->fdt_block_size = FLASH_BLK_SIZE_32K;1030 1031		if (flash_id == 0x80)1032			ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0352);1033		break;1034	case 0x13: /* ST M25P80. */1035		ha->fdt_block_size = FLASH_BLK_SIZE_64K;1036		break;1037	case 0x1f: /* Atmel 26DF081A. */1038		ha->fdt_block_size = FLASH_BLK_SIZE_4K;1039		ha->fdt_erase_cmd = flash_conf_addr(ha, 0x0320);1040		ha->fdt_unprotect_sec_cmd = flash_conf_addr(ha, 0x0339);1041		ha->fdt_protect_sec_cmd = flash_conf_addr(ha, 0x0336);1042		break;1043	default:1044		/* Default to 64 kb sector size. */1045		ha->fdt_block_size = FLASH_BLK_SIZE_64K;1046		break;1047	}1048done:1049	ql_dbg(ql_dbg_init, vha, 0x004d,1050	    "FDT[%s]: (0x%x/0x%x) erase=0x%x "1051	    "pr=%x wrtd=0x%x blk=0x%x.\n",1052	    loc, mid, fid,1053	    ha->fdt_erase_cmd, ha->fdt_protect_sec_cmd,1054	    ha->fdt_wrt_disable, ha->fdt_block_size);1055 1056}1057 1058static void1059qla2xxx_get_idc_param(scsi_qla_host_t *vha)1060{1061#define QLA82XX_IDC_PARAM_ADDR       0x003e885c1062	__le32 *wptr;1063	struct qla_hw_data *ha = vha->hw;1064	struct req_que *req = ha->req_q_map[0];1065 1066	if (!(IS_P3P_TYPE(ha)))1067		return;1068 1069	wptr = (__force __le32 *)req->ring;1070	ha->isp_ops->read_optrom(vha, req->ring, QLA82XX_IDC_PARAM_ADDR, 8);1071 1072	if (*wptr == cpu_to_le32(0xffffffff)) {1073		ha->fcoe_dev_init_timeout = QLA82XX_ROM_DEV_INIT_TIMEOUT;1074		ha->fcoe_reset_timeout = QLA82XX_ROM_DRV_RESET_ACK_TIMEOUT;1075	} else {1076		ha->fcoe_dev_init_timeout = le32_to_cpu(*wptr);1077		wptr++;1078		ha->fcoe_reset_timeout = le32_to_cpu(*wptr);1079	}1080	ql_dbg(ql_dbg_init, vha, 0x004e,1081	    "fcoe_dev_init_timeout=%d "1082	    "fcoe_reset_timeout=%d.\n", ha->fcoe_dev_init_timeout,1083	    ha->fcoe_reset_timeout);1084	return;1085}1086 1087int1088qla2xxx_get_flash_info(scsi_qla_host_t *vha)1089{1090	int ret;1091	uint32_t flt_addr;1092	struct qla_hw_data *ha = vha->hw;1093 1094	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&1095	    !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha) &&1096	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))1097		return QLA_SUCCESS;1098 1099	ret = qla2xxx_find_flt_start(vha, &flt_addr);1100	if (ret != QLA_SUCCESS)1101		return ret;1102 1103	qla2xxx_get_flt_info(vha, flt_addr);1104	qla2xxx_get_fdt_info(vha);1105	qla2xxx_get_idc_param(vha);1106 1107	return QLA_SUCCESS;1108}1109 1110void1111qla2xxx_flash_npiv_conf(scsi_qla_host_t *vha)1112{1113#define NPIV_CONFIG_SIZE	(16*1024)1114	void *data;1115	__le16 *wptr;1116	uint16_t cnt, chksum;1117	int i;1118	struct qla_npiv_header hdr;1119	struct qla_npiv_entry *entry;1120	struct qla_hw_data *ha = vha->hw;1121 1122	if (!IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&1123	    !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha))1124		return;1125 1126	if (ha->flags.nic_core_reset_hdlr_active)1127		return;1128 1129	if (IS_QLA8044(ha))1130		return;1131 1132	ha->isp_ops->read_optrom(vha, &hdr, ha->flt_region_npiv_conf << 2,1133	    sizeof(struct qla_npiv_header));1134	if (hdr.version == cpu_to_le16(0xffff))1135		return;1136	if (hdr.version != cpu_to_le16(1)) {1137		ql_dbg(ql_dbg_user, vha, 0x7090,1138		    "Unsupported NPIV-Config "1139		    "detected: version=0x%x entries=0x%x checksum=0x%x.\n",1140		    le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries),1141		    le16_to_cpu(hdr.checksum));1142		return;1143	}1144 1145	data = kmalloc(NPIV_CONFIG_SIZE, GFP_KERNEL);1146	if (!data) {1147		ql_log(ql_log_warn, vha, 0x7091,1148		    "Unable to allocate memory for data.\n");1149		return;1150	}1151 1152	ha->isp_ops->read_optrom(vha, data, ha->flt_region_npiv_conf << 2,1153	    NPIV_CONFIG_SIZE);1154 1155	cnt = (sizeof(hdr) + le16_to_cpu(hdr.entries) * sizeof(*entry)) >> 1;1156	for (wptr = data, chksum = 0; cnt--; wptr++)1157		chksum += le16_to_cpu(*wptr);1158	if (chksum) {1159		ql_dbg(ql_dbg_user, vha, 0x7092,1160		    "Inconsistent NPIV-Config "1161		    "detected: version=0x%x entries=0x%x checksum=0x%x.\n",1162		    le16_to_cpu(hdr.version), le16_to_cpu(hdr.entries),1163		    le16_to_cpu(hdr.checksum));1164		goto done;1165	}1166 1167	entry = data + sizeof(struct qla_npiv_header);1168	cnt = le16_to_cpu(hdr.entries);1169	for (i = 0; cnt; cnt--, entry++, i++) {1170		uint16_t flags;1171		struct fc_vport_identifiers vid;1172		struct fc_vport *vport;1173 1174		memcpy(&ha->npiv_info[i], entry, sizeof(struct qla_npiv_entry));1175 1176		flags = le16_to_cpu(entry->flags);1177		if (flags == 0xffff)1178			continue;1179		if ((flags & BIT_0) == 0)1180			continue;1181 1182		memset(&vid, 0, sizeof(vid));1183		vid.roles = FC_PORT_ROLE_FCP_INITIATOR;1184		vid.vport_type = FC_PORTTYPE_NPIV;1185		vid.disable = false;1186		vid.port_name = wwn_to_u64(entry->port_name);1187		vid.node_name = wwn_to_u64(entry->node_name);1188 1189		ql_dbg(ql_dbg_user, vha, 0x7093,1190		    "NPIV[%02x]: wwpn=%llx wwnn=%llx vf_id=%#x Q_qos=%#x F_qos=%#x.\n",1191		    cnt, vid.port_name, vid.node_name,1192		    le16_to_cpu(entry->vf_id),1193		    entry->q_qos, entry->f_qos);1194 1195		if (i < QLA_PRECONFIG_VPORTS) {1196			vport = fc_vport_create(vha->host, 0, &vid);1197			if (!vport)1198				ql_log(ql_log_warn, vha, 0x7094,1199				    "NPIV-Config Failed to create vport [%02x]: wwpn=%llx wwnn=%llx.\n",1200				    cnt, vid.port_name, vid.node_name);1201		}1202	}1203done:1204	kfree(data);1205}1206 1207static int1208qla24xx_unprotect_flash(scsi_qla_host_t *vha)1209{1210	struct qla_hw_data *ha = vha->hw;1211	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1212 1213	if (ha->flags.fac_supported)1214		return qla81xx_fac_do_write_enable(vha, 1);1215 1216	/* Enable flash write. */1217	wrt_reg_dword(&reg->ctrl_status,1218	    rd_reg_dword(&reg->ctrl_status) | CSRX_FLASH_ENABLE);1219	rd_reg_dword(&reg->ctrl_status);	/* PCI Posting. */1220 1221	if (!ha->fdt_wrt_disable)1222		goto done;1223 1224	/* Disable flash write-protection, first clear SR protection bit */1225	qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);1226	/* Then write zero again to clear remaining SR bits.*/1227	qla24xx_write_flash_dword(ha, flash_conf_addr(ha, 0x101), 0);1228done:1229	return QLA_SUCCESS;1230}1231 1232static int1233qla24xx_protect_flash(scsi_qla_host_t *vha)1234{1235	struct qla_hw_data *ha = vha->hw;1236	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1237	ulong cnt = 300;1238	uint32_t faddr, dword;1239 1240	if (ha->flags.fac_supported)1241		return qla81xx_fac_do_write_enable(vha, 0);1242 1243	if (!ha->fdt_wrt_disable)1244		goto skip_wrt_protect;1245 1246	/* Enable flash write-protection and wait for completion. */1247	faddr = flash_conf_addr(ha, 0x101);1248	qla24xx_write_flash_dword(ha, faddr, ha->fdt_wrt_disable);1249	faddr = flash_conf_addr(ha, 0x5);1250	while (cnt--) {1251		if (!qla24xx_read_flash_dword(ha, faddr, &dword)) {1252			if (!(dword & BIT_0))1253				break;1254		}1255		udelay(10);1256	}1257 1258skip_wrt_protect:1259	/* Disable flash write. */1260	wrt_reg_dword(&reg->ctrl_status,1261	    rd_reg_dword(&reg->ctrl_status) & ~CSRX_FLASH_ENABLE);1262 1263	return QLA_SUCCESS;1264}1265 1266static int1267qla24xx_erase_sector(scsi_qla_host_t *vha, uint32_t fdata)1268{1269	struct qla_hw_data *ha = vha->hw;1270	uint32_t start, finish;1271 1272	if (ha->flags.fac_supported) {1273		start = fdata >> 2;1274		finish = start + (ha->fdt_block_size >> 2) - 1;1275		return qla81xx_fac_erase_sector(vha, flash_data_addr(ha,1276		    start), flash_data_addr(ha, finish));1277	}1278 1279	return qla24xx_write_flash_dword(ha, ha->fdt_erase_cmd,1280	    (fdata & 0xff00) | ((fdata << 16) & 0xff0000) |1281	    ((fdata >> 16) & 0xff));1282}1283 1284static int1285qla24xx_write_flash_data(scsi_qla_host_t *vha, __le32 *dwptr, uint32_t faddr,1286    uint32_t dwords)1287{1288	int ret;1289	ulong liter;1290	ulong dburst = OPTROM_BURST_DWORDS; /* burst size in dwords */1291	uint32_t sec_mask, rest_addr, fdata;1292	dma_addr_t optrom_dma;1293	void *optrom = NULL;1294	struct qla_hw_data *ha = vha->hw;1295 1296	if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&1297	    !IS_QLA27XX(ha) && !IS_QLA28XX(ha))1298		goto next;1299 1300	/* Allocate dma buffer for burst write */1301	optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,1302	    &optrom_dma, GFP_KERNEL);1303	if (!optrom) {1304		ql_log(ql_log_warn, vha, 0x7095,1305		    "Failed allocate burst (%x bytes)\n", OPTROM_BURST_SIZE);1306	}1307 1308next:1309	ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,1310	    "Unprotect flash...\n");1311	ret = qla24xx_unprotect_flash(vha);1312	if (ret) {1313		ql_log(ql_log_warn, vha, 0x7096,1314		    "Failed to unprotect flash.\n");1315		goto done;1316	}1317 1318	rest_addr = (ha->fdt_block_size >> 2) - 1;1319	sec_mask = ~rest_addr;1320	for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) {1321		fdata = (faddr & sec_mask) << 2;1322 1323		/* Are we at the beginning of a sector? */1324		if (!(faddr & rest_addr)) {1325			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,1326			    "Erase sector %#x...\n", faddr);1327 1328			ret = qla24xx_erase_sector(vha, fdata);1329			if (ret) {1330				ql_dbg(ql_dbg_user, vha, 0x7007,1331				    "Failed to erase sector %x.\n", faddr);1332				break;1333			}1334		}1335 1336		if (optrom) {1337			/* If smaller than a burst remaining */1338			if (dwords - liter < dburst)1339				dburst = dwords - liter;1340 1341			/* Copy to dma buffer */1342			memcpy(optrom, dwptr, dburst << 2);1343 1344			/* Burst write */1345			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,1346			    "Write burst (%#lx dwords)...\n", dburst);1347			ret = qla2x00_load_ram(vha, optrom_dma,1348			    flash_data_addr(ha, faddr), dburst);1349			if (!ret) {1350				liter += dburst - 1;1351				faddr += dburst - 1;1352				dwptr += dburst - 1;1353				continue;1354			}1355 1356			ql_log(ql_log_warn, vha, 0x7097,1357			    "Failed burst-write at %x (%p/%#llx)....\n",1358			    flash_data_addr(ha, faddr), optrom,1359			    (u64)optrom_dma);1360 1361			dma_free_coherent(&ha->pdev->dev,1362			    OPTROM_BURST_SIZE, optrom, optrom_dma);1363			optrom = NULL;1364			if (IS_QLA27XX(ha) || IS_QLA28XX(ha))1365				break;1366			ql_log(ql_log_warn, vha, 0x7098,1367			    "Reverting to slow write...\n");1368		}1369 1370		/* Slow write */1371		ret = qla24xx_write_flash_dword(ha,1372		    flash_data_addr(ha, faddr), le32_to_cpu(*dwptr));1373		if (ret) {1374			ql_dbg(ql_dbg_user, vha, 0x7006,1375			    "Failed slow write %x (%x)\n", faddr, *dwptr);1376			break;1377		}1378	}1379 1380	ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,1381	    "Protect flash...\n");1382	ret = qla24xx_protect_flash(vha);1383	if (ret)1384		ql_log(ql_log_warn, vha, 0x7099,1385		    "Failed to protect flash\n");1386done:1387	if (optrom)1388		dma_free_coherent(&ha->pdev->dev,1389		    OPTROM_BURST_SIZE, optrom, optrom_dma);1390 1391	return ret;1392}1393 1394uint8_t *1395qla2x00_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1396    uint32_t bytes)1397{1398	uint32_t i;1399	__le16 *wptr;1400	struct qla_hw_data *ha = vha->hw;1401 1402	/* Word reads to NVRAM via registers. */1403	wptr = buf;1404	qla2x00_lock_nvram_access(ha);1405	for (i = 0; i < bytes >> 1; i++, naddr++)1406		wptr[i] = cpu_to_le16(qla2x00_get_nvram_word(ha,1407		    naddr));1408	qla2x00_unlock_nvram_access(ha);1409 1410	return buf;1411}1412 1413uint8_t *1414qla24xx_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1415    uint32_t bytes)1416{1417	struct qla_hw_data *ha = vha->hw;1418	uint32_t *dwptr = buf;1419	uint32_t i;1420 1421	if (IS_P3P_TYPE(ha))1422		return  buf;1423 1424	/* Dword reads to flash. */1425	naddr = nvram_data_addr(ha, naddr);1426	bytes >>= 2;1427	for (i = 0; i < bytes; i++, naddr++, dwptr++) {1428		if (qla24xx_read_flash_dword(ha, naddr, dwptr))1429			break;1430		cpu_to_le32s(dwptr);1431	}1432 1433	return buf;1434}1435 1436int1437qla2x00_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1438    uint32_t bytes)1439{1440	int ret, stat;1441	uint32_t i;1442	uint16_t *wptr;1443	unsigned long flags;1444	struct qla_hw_data *ha = vha->hw;1445 1446	ret = QLA_SUCCESS;1447 1448	spin_lock_irqsave(&ha->hardware_lock, flags);1449	qla2x00_lock_nvram_access(ha);1450 1451	/* Disable NVRAM write-protection. */1452	stat = qla2x00_clear_nvram_protection(ha);1453 1454	wptr = (uint16_t *)buf;1455	for (i = 0; i < bytes >> 1; i++, naddr++) {1456		qla2x00_write_nvram_word(ha, naddr,1457		    cpu_to_le16(*wptr));1458		wptr++;1459	}1460 1461	/* Enable NVRAM write-protection. */1462	qla2x00_set_nvram_protection(ha, stat);1463 1464	qla2x00_unlock_nvram_access(ha);1465	spin_unlock_irqrestore(&ha->hardware_lock, flags);1466 1467	return ret;1468}1469 1470int1471qla24xx_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1472    uint32_t bytes)1473{1474	struct qla_hw_data *ha = vha->hw;1475	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1476	__le32 *dwptr = buf;1477	uint32_t i;1478	int ret;1479 1480	ret = QLA_SUCCESS;1481 1482	if (IS_P3P_TYPE(ha))1483		return ret;1484 1485	/* Enable flash write. */1486	wrt_reg_dword(&reg->ctrl_status,1487	    rd_reg_dword(&reg->ctrl_status) | CSRX_FLASH_ENABLE);1488	rd_reg_dword(&reg->ctrl_status);	/* PCI Posting. */1489 1490	/* Disable NVRAM write-protection. */1491	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);1492	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0);1493 1494	/* Dword writes to flash. */1495	naddr = nvram_data_addr(ha, naddr);1496	bytes >>= 2;1497	for (i = 0; i < bytes; i++, naddr++, dwptr++) {1498		if (qla24xx_write_flash_dword(ha, naddr, le32_to_cpu(*dwptr))) {1499			ql_dbg(ql_dbg_user, vha, 0x709a,1500			    "Unable to program nvram address=%x data=%x.\n",1501			    naddr, *dwptr);1502			break;1503		}1504	}1505 1506	/* Enable NVRAM write-protection. */1507	qla24xx_write_flash_dword(ha, nvram_conf_addr(ha, 0x101), 0x8c);1508 1509	/* Disable flash write. */1510	wrt_reg_dword(&reg->ctrl_status,1511	    rd_reg_dword(&reg->ctrl_status) & ~CSRX_FLASH_ENABLE);1512	rd_reg_dword(&reg->ctrl_status);	/* PCI Posting. */1513 1514	return ret;1515}1516 1517uint8_t *1518qla25xx_read_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1519    uint32_t bytes)1520{1521	struct qla_hw_data *ha = vha->hw;1522	uint32_t *dwptr = buf;1523	uint32_t i;1524 1525	/* Dword reads to flash. */1526	naddr = flash_data_addr(ha, ha->flt_region_vpd_nvram | naddr);1527	bytes >>= 2;1528	for (i = 0; i < bytes; i++, naddr++, dwptr++) {1529		if (qla24xx_read_flash_dword(ha, naddr, dwptr))1530			break;1531 1532		cpu_to_le32s(dwptr);1533	}1534 1535	return buf;1536}1537 1538#define RMW_BUFFER_SIZE	(64 * 1024)1539int1540qla25xx_write_nvram_data(scsi_qla_host_t *vha, void *buf, uint32_t naddr,1541    uint32_t bytes)1542{1543	struct qla_hw_data *ha = vha->hw;1544	uint8_t *dbuf = vmalloc(RMW_BUFFER_SIZE);1545 1546	if (!dbuf)1547		return QLA_MEMORY_ALLOC_FAILED;1548	ha->isp_ops->read_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2,1549	    RMW_BUFFER_SIZE);1550	memcpy(dbuf + (naddr << 2), buf, bytes);1551	ha->isp_ops->write_optrom(vha, dbuf, ha->flt_region_vpd_nvram << 2,1552	    RMW_BUFFER_SIZE);1553	vfree(dbuf);1554 1555	return QLA_SUCCESS;1556}1557 1558static inline void1559qla2x00_flip_colors(struct qla_hw_data *ha, uint16_t *pflags)1560{1561	if (IS_QLA2322(ha)) {1562		/* Flip all colors. */1563		if (ha->beacon_color_state == QLA_LED_ALL_ON) {1564			/* Turn off. */1565			ha->beacon_color_state = 0;1566			*pflags = GPIO_LED_ALL_OFF;1567		} else {1568			/* Turn on. */1569			ha->beacon_color_state = QLA_LED_ALL_ON;1570			*pflags = GPIO_LED_RGA_ON;1571		}1572	} else {1573		/* Flip green led only. */1574		if (ha->beacon_color_state == QLA_LED_GRN_ON) {1575			/* Turn off. */1576			ha->beacon_color_state = 0;1577			*pflags = GPIO_LED_GREEN_OFF_AMBER_OFF;1578		} else {1579			/* Turn on. */1580			ha->beacon_color_state = QLA_LED_GRN_ON;1581			*pflags = GPIO_LED_GREEN_ON_AMBER_OFF;1582		}1583	}1584}1585 1586#define PIO_REG(h, r) ((h)->pio_address + offsetof(struct device_reg_2xxx, r))1587 1588void1589qla2x00_beacon_blink(struct scsi_qla_host *vha)1590{1591	uint16_t gpio_enable;1592	uint16_t gpio_data;1593	uint16_t led_color = 0;1594	unsigned long flags;1595	struct qla_hw_data *ha = vha->hw;1596	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;1597 1598	if (IS_P3P_TYPE(ha))1599		return;1600 1601	spin_lock_irqsave(&ha->hardware_lock, flags);1602 1603	/* Save the Original GPIOE. */1604	if (ha->pio_address) {1605		gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe));1606		gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod));1607	} else {1608		gpio_enable = rd_reg_word(&reg->gpioe);1609		gpio_data = rd_reg_word(&reg->gpiod);1610	}1611 1612	/* Set the modified gpio_enable values */1613	gpio_enable |= GPIO_LED_MASK;1614 1615	if (ha->pio_address) {1616		WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable);1617	} else {1618		wrt_reg_word(&reg->gpioe, gpio_enable);1619		rd_reg_word(&reg->gpioe);1620	}1621 1622	qla2x00_flip_colors(ha, &led_color);1623 1624	/* Clear out any previously set LED color. */1625	gpio_data &= ~GPIO_LED_MASK;1626 1627	/* Set the new input LED color to GPIOD. */1628	gpio_data |= led_color;1629 1630	/* Set the modified gpio_data values */1631	if (ha->pio_address) {1632		WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data);1633	} else {1634		wrt_reg_word(&reg->gpiod, gpio_data);1635		rd_reg_word(&reg->gpiod);1636	}1637 1638	spin_unlock_irqrestore(&ha->hardware_lock, flags);1639}1640 1641int1642qla2x00_beacon_on(struct scsi_qla_host *vha)1643{1644	uint16_t gpio_enable;1645	uint16_t gpio_data;1646	unsigned long flags;1647	struct qla_hw_data *ha = vha->hw;1648	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;1649 1650	ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;1651	ha->fw_options[1] |= FO1_DISABLE_GPIO6_7;1652 1653	if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {1654		ql_log(ql_log_warn, vha, 0x709b,1655		    "Unable to update fw options (beacon on).\n");1656		return QLA_FUNCTION_FAILED;1657	}1658 1659	/* Turn off LEDs. */1660	spin_lock_irqsave(&ha->hardware_lock, flags);1661	if (ha->pio_address) {1662		gpio_enable = RD_REG_WORD_PIO(PIO_REG(ha, gpioe));1663		gpio_data = RD_REG_WORD_PIO(PIO_REG(ha, gpiod));1664	} else {1665		gpio_enable = rd_reg_word(&reg->gpioe);1666		gpio_data = rd_reg_word(&reg->gpiod);1667	}1668	gpio_enable |= GPIO_LED_MASK;1669 1670	/* Set the modified gpio_enable values. */1671	if (ha->pio_address) {1672		WRT_REG_WORD_PIO(PIO_REG(ha, gpioe), gpio_enable);1673	} else {1674		wrt_reg_word(&reg->gpioe, gpio_enable);1675		rd_reg_word(&reg->gpioe);1676	}1677 1678	/* Clear out previously set LED colour. */1679	gpio_data &= ~GPIO_LED_MASK;1680	if (ha->pio_address) {1681		WRT_REG_WORD_PIO(PIO_REG(ha, gpiod), gpio_data);1682	} else {1683		wrt_reg_word(&reg->gpiod, gpio_data);1684		rd_reg_word(&reg->gpiod);1685	}1686	spin_unlock_irqrestore(&ha->hardware_lock, flags);1687 1688	/*1689	 * Let the per HBA timer kick off the blinking process based on1690	 * the following flags. No need to do anything else now.1691	 */1692	ha->beacon_blink_led = 1;1693	ha->beacon_color_state = 0;1694 1695	return QLA_SUCCESS;1696}1697 1698int1699qla2x00_beacon_off(struct scsi_qla_host *vha)1700{1701	int rval = QLA_SUCCESS;1702	struct qla_hw_data *ha = vha->hw;1703 1704	ha->beacon_blink_led = 0;1705 1706	/* Set the on flag so when it gets flipped it will be off. */1707	if (IS_QLA2322(ha))1708		ha->beacon_color_state = QLA_LED_ALL_ON;1709	else1710		ha->beacon_color_state = QLA_LED_GRN_ON;1711 1712	ha->isp_ops->beacon_blink(vha);	/* This turns green LED off */1713 1714	ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;1715	ha->fw_options[1] &= ~FO1_DISABLE_GPIO6_7;1716 1717	rval = qla2x00_set_fw_options(vha, ha->fw_options);1718	if (rval != QLA_SUCCESS)1719		ql_log(ql_log_warn, vha, 0x709c,1720		    "Unable to update fw options (beacon off).\n");1721	return rval;1722}1723 1724 1725static inline void1726qla24xx_flip_colors(struct qla_hw_data *ha, uint16_t *pflags)1727{1728	/* Flip all colors. */1729	if (ha->beacon_color_state == QLA_LED_ALL_ON) {1730		/* Turn off. */1731		ha->beacon_color_state = 0;1732		*pflags = 0;1733	} else {1734		/* Turn on. */1735		ha->beacon_color_state = QLA_LED_ALL_ON;1736		*pflags = GPDX_LED_YELLOW_ON | GPDX_LED_AMBER_ON;1737	}1738}1739 1740void1741qla24xx_beacon_blink(struct scsi_qla_host *vha)1742{1743	uint16_t led_color = 0;1744	uint32_t gpio_data;1745	unsigned long flags;1746	struct qla_hw_data *ha = vha->hw;1747	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1748 1749	/* Save the Original GPIOD. */1750	spin_lock_irqsave(&ha->hardware_lock, flags);1751	gpio_data = rd_reg_dword(&reg->gpiod);1752 1753	/* Enable the gpio_data reg for update. */1754	gpio_data |= GPDX_LED_UPDATE_MASK;1755 1756	wrt_reg_dword(&reg->gpiod, gpio_data);1757	gpio_data = rd_reg_dword(&reg->gpiod);1758 1759	/* Set the color bits. */1760	qla24xx_flip_colors(ha, &led_color);1761 1762	/* Clear out any previously set LED color. */1763	gpio_data &= ~GPDX_LED_COLOR_MASK;1764 1765	/* Set the new input LED color to GPIOD. */1766	gpio_data |= led_color;1767 1768	/* Set the modified gpio_data values. */1769	wrt_reg_dword(&reg->gpiod, gpio_data);1770	gpio_data = rd_reg_dword(&reg->gpiod);1771	spin_unlock_irqrestore(&ha->hardware_lock, flags);1772}1773 1774static uint32_t1775qla83xx_select_led_port(struct qla_hw_data *ha)1776{1777	uint32_t led_select_value = 0;1778 1779	if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha) && !IS_QLA28XX(ha))1780		goto out;1781 1782	if (ha->port_no == 0)1783		led_select_value = QLA83XX_LED_PORT0;1784	else1785		led_select_value = QLA83XX_LED_PORT1;1786 1787out:1788	return led_select_value;1789}1790 1791void1792qla83xx_beacon_blink(struct scsi_qla_host *vha)1793{1794	uint32_t led_select_value;1795	struct qla_hw_data *ha = vha->hw;1796	uint16_t led_cfg[6];1797	uint16_t orig_led_cfg[6];1798	uint32_t led_10_value, led_43_value;1799 1800	if (!IS_QLA83XX(ha) && !IS_QLA81XX(ha) && !IS_QLA27XX(ha) &&1801	    !IS_QLA28XX(ha))1802		return;1803 1804	if (!ha->beacon_blink_led)1805		return;1806 1807	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {1808		qla2x00_write_ram_word(vha, 0x1003, 0x40000230);1809		qla2x00_write_ram_word(vha, 0x1004, 0x40000230);1810	} else if (IS_QLA2031(ha)) {1811		led_select_value = qla83xx_select_led_port(ha);1812 1813		qla83xx_wr_reg(vha, led_select_value, 0x40000230);1814		qla83xx_wr_reg(vha, led_select_value + 4, 0x40000230);1815	} else if (IS_QLA8031(ha)) {1816		led_select_value = qla83xx_select_led_port(ha);1817 1818		qla83xx_rd_reg(vha, led_select_value, &led_10_value);1819		qla83xx_rd_reg(vha, led_select_value + 0x10, &led_43_value);1820		qla83xx_wr_reg(vha, led_select_value, 0x01f44000);1821		msleep(500);1822		qla83xx_wr_reg(vha, led_select_value, 0x400001f4);1823		msleep(1000);1824		qla83xx_wr_reg(vha, led_select_value, led_10_value);1825		qla83xx_wr_reg(vha, led_select_value + 0x10, led_43_value);1826	} else if (IS_QLA81XX(ha)) {1827		int rval;1828 1829		/* Save Current */1830		rval = qla81xx_get_led_config(vha, orig_led_cfg);1831		/* Do the blink */1832		if (rval == QLA_SUCCESS) {1833			if (IS_QLA81XX(ha)) {1834				led_cfg[0] = 0x4000;1835				led_cfg[1] = 0x2000;1836				led_cfg[2] = 0;1837				led_cfg[3] = 0;1838				led_cfg[4] = 0;1839				led_cfg[5] = 0;1840			} else {1841				led_cfg[0] = 0x4000;1842				led_cfg[1] = 0x4000;1843				led_cfg[2] = 0x4000;1844				led_cfg[3] = 0x2000;1845				led_cfg[4] = 0;1846				led_cfg[5] = 0x2000;1847			}1848			rval = qla81xx_set_led_config(vha, led_cfg);1849			msleep(1000);1850			if (IS_QLA81XX(ha)) {1851				led_cfg[0] = 0x4000;1852				led_cfg[1] = 0x2000;1853				led_cfg[2] = 0;1854			} else {1855				led_cfg[0] = 0x4000;1856				led_cfg[1] = 0x2000;1857				led_cfg[2] = 0x4000;1858				led_cfg[3] = 0x4000;1859				led_cfg[4] = 0;1860				led_cfg[5] = 0x2000;1861			}1862			rval = qla81xx_set_led_config(vha, led_cfg);1863		}1864		/* On exit, restore original (presumes no status change) */1865		qla81xx_set_led_config(vha, orig_led_cfg);1866	}1867}1868 1869int1870qla24xx_beacon_on(struct scsi_qla_host *vha)1871{1872	uint32_t gpio_data;1873	unsigned long flags;1874	struct qla_hw_data *ha = vha->hw;1875	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1876 1877	if (IS_P3P_TYPE(ha))1878		return QLA_SUCCESS;1879 1880	if (IS_QLA8031(ha) || IS_QLA81XX(ha))1881		goto skip_gpio; /* let blink handle it */1882 1883	if (ha->beacon_blink_led == 0) {1884		/* Enable firmware for update */1885		ha->fw_options[1] |= ADD_FO1_DISABLE_GPIO_LED_CTRL;1886 1887		if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS)1888			return QLA_FUNCTION_FAILED;1889 1890		if (qla2x00_get_fw_options(vha, ha->fw_options) !=1891		    QLA_SUCCESS) {1892			ql_log(ql_log_warn, vha, 0x7009,1893			    "Unable to update fw options (beacon on).\n");1894			return QLA_FUNCTION_FAILED;1895		}1896 1897		if (IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))1898			goto skip_gpio;1899 1900		spin_lock_irqsave(&ha->hardware_lock, flags);1901		gpio_data = rd_reg_dword(&reg->gpiod);1902 1903		/* Enable the gpio_data reg for update. */1904		gpio_data |= GPDX_LED_UPDATE_MASK;1905		wrt_reg_dword(&reg->gpiod, gpio_data);1906		rd_reg_dword(&reg->gpiod);1907 1908		spin_unlock_irqrestore(&ha->hardware_lock, flags);1909	}1910 1911	/* So all colors blink together. */1912	ha->beacon_color_state = 0;1913 1914skip_gpio:1915	/* Let the per HBA timer kick off the blinking process. */1916	ha->beacon_blink_led = 1;1917 1918	return QLA_SUCCESS;1919}1920 1921int1922qla24xx_beacon_off(struct scsi_qla_host *vha)1923{1924	uint32_t gpio_data;1925	unsigned long flags;1926	struct qla_hw_data *ha = vha->hw;1927	struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;1928 1929	if (IS_P3P_TYPE(ha))1930		return QLA_SUCCESS;1931 1932	if (!ha->flags.fw_started)1933		return QLA_SUCCESS;1934 1935	ha->beacon_blink_led = 0;1936 1937	if (IS_QLA2031(ha) || IS_QLA27XX(ha) || IS_QLA28XX(ha))1938		goto set_fw_options;1939 1940	if (IS_QLA8031(ha) || IS_QLA81XX(ha))1941		return QLA_SUCCESS;1942 1943	ha->beacon_color_state = QLA_LED_ALL_ON;1944 1945	ha->isp_ops->beacon_blink(vha);	/* Will flip to all off. */1946 1947	/* Give control back to firmware. */1948	spin_lock_irqsave(&ha->hardware_lock, flags);1949	gpio_data = rd_reg_dword(&reg->gpiod);1950 1951	/* Disable the gpio_data reg for update. */1952	gpio_data &= ~GPDX_LED_UPDATE_MASK;1953	wrt_reg_dword(&reg->gpiod, gpio_data);1954	rd_reg_dword(&reg->gpiod);1955	spin_unlock_irqrestore(&ha->hardware_lock, flags);1956 1957set_fw_options:1958	ha->fw_options[1] &= ~ADD_FO1_DISABLE_GPIO_LED_CTRL;1959 1960	if (qla2x00_set_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {1961		ql_log(ql_log_warn, vha, 0x704d,1962		    "Unable to update fw options (beacon on).\n");1963		return QLA_FUNCTION_FAILED;1964	}1965 1966	if (qla2x00_get_fw_options(vha, ha->fw_options) != QLA_SUCCESS) {1967		ql_log(ql_log_warn, vha, 0x704e,1968		    "Unable to update fw options (beacon on).\n");1969		return QLA_FUNCTION_FAILED;1970	}1971 1972	return QLA_SUCCESS;1973}1974 1975 1976/*1977 * Flash support routines1978 */1979 1980/**1981 * qla2x00_flash_enable() - Setup flash for reading and writing.1982 * @ha: HA context1983 */1984static void1985qla2x00_flash_enable(struct qla_hw_data *ha)1986{1987	uint16_t data;1988	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;1989 1990	data = rd_reg_word(&reg->ctrl_status);1991	data |= CSR_FLASH_ENABLE;1992	wrt_reg_word(&reg->ctrl_status, data);1993	rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */1994}1995 1996/**1997 * qla2x00_flash_disable() - Disable flash and allow RISC to run.1998 * @ha: HA context1999 */2000static void2001qla2x00_flash_disable(struct qla_hw_data *ha)2002{2003	uint16_t data;2004	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2005 2006	data = rd_reg_word(&reg->ctrl_status);2007	data &= ~(CSR_FLASH_ENABLE);2008	wrt_reg_word(&reg->ctrl_status, data);2009	rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */2010}2011 2012/**2013 * qla2x00_read_flash_byte() - Reads a byte from flash2014 * @ha: HA context2015 * @addr: Address in flash to read2016 *2017 * A word is read from the chip, but, only the lower byte is valid.2018 *2019 * Returns the byte read from flash @addr.2020 */2021static uint8_t2022qla2x00_read_flash_byte(struct qla_hw_data *ha, uint32_t addr)2023{2024	uint16_t data;2025	uint16_t bank_select;2026	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2027 2028	bank_select = rd_reg_word(&reg->ctrl_status);2029 2030	if (IS_QLA2322(ha) || IS_QLA6322(ha)) {2031		/* Specify 64K address range: */2032		/*  clear out Module Select and Flash Address bits [19:16]. */2033		bank_select &= ~0xf8;2034		bank_select |= addr >> 12 & 0xf0;2035		bank_select |= CSR_FLASH_64K_BANK;2036		wrt_reg_word(&reg->ctrl_status, bank_select);2037		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2038 2039		wrt_reg_word(&reg->flash_address, (uint16_t)addr);2040		data = rd_reg_word(&reg->flash_data);2041 2042		return (uint8_t)data;2043	}2044 2045	/* Setup bit 16 of flash address. */2046	if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) {2047		bank_select |= CSR_FLASH_64K_BANK;2048		wrt_reg_word(&reg->ctrl_status, bank_select);2049		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2050	} else if (((addr & BIT_16) == 0) &&2051	    (bank_select & CSR_FLASH_64K_BANK)) {2052		bank_select &= ~(CSR_FLASH_64K_BANK);2053		wrt_reg_word(&reg->ctrl_status, bank_select);2054		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2055	}2056 2057	/* Always perform IO mapped accesses to the FLASH registers. */2058	if (ha->pio_address) {2059		uint16_t data2;2060 2061		WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr);2062		do {2063			data = RD_REG_WORD_PIO(PIO_REG(ha, flash_data));2064			barrier();2065			cpu_relax();2066			data2 = RD_REG_WORD_PIO(PIO_REG(ha, flash_data));2067		} while (data != data2);2068	} else {2069		wrt_reg_word(&reg->flash_address, (uint16_t)addr);2070		data = qla2x00_debounce_register(&reg->flash_data);2071	}2072 2073	return (uint8_t)data;2074}2075 2076/**2077 * qla2x00_write_flash_byte() - Write a byte to flash2078 * @ha: HA context2079 * @addr: Address in flash to write2080 * @data: Data to write2081 */2082static void2083qla2x00_write_flash_byte(struct qla_hw_data *ha, uint32_t addr, uint8_t data)2084{2085	uint16_t bank_select;2086	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2087 2088	bank_select = rd_reg_word(&reg->ctrl_status);2089	if (IS_QLA2322(ha) || IS_QLA6322(ha)) {2090		/* Specify 64K address range: */2091		/*  clear out Module Select and Flash Address bits [19:16]. */2092		bank_select &= ~0xf8;2093		bank_select |= addr >> 12 & 0xf0;2094		bank_select |= CSR_FLASH_64K_BANK;2095		wrt_reg_word(&reg->ctrl_status, bank_select);2096		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2097 2098		wrt_reg_word(&reg->flash_address, (uint16_t)addr);2099		rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */2100		wrt_reg_word(&reg->flash_data, (uint16_t)data);2101		rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */2102 2103		return;2104	}2105 2106	/* Setup bit 16 of flash address. */2107	if ((addr & BIT_16) && ((bank_select & CSR_FLASH_64K_BANK) == 0)) {2108		bank_select |= CSR_FLASH_64K_BANK;2109		wrt_reg_word(&reg->ctrl_status, bank_select);2110		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2111	} else if (((addr & BIT_16) == 0) &&2112	    (bank_select & CSR_FLASH_64K_BANK)) {2113		bank_select &= ~(CSR_FLASH_64K_BANK);2114		wrt_reg_word(&reg->ctrl_status, bank_select);2115		rd_reg_word(&reg->ctrl_status);	/* PCI Posting. */2116	}2117 2118	/* Always perform IO mapped accesses to the FLASH registers. */2119	if (ha->pio_address) {2120		WRT_REG_WORD_PIO(PIO_REG(ha, flash_address), (uint16_t)addr);2121		WRT_REG_WORD_PIO(PIO_REG(ha, flash_data), (uint16_t)data);2122	} else {2123		wrt_reg_word(&reg->flash_address, (uint16_t)addr);2124		rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */2125		wrt_reg_word(&reg->flash_data, (uint16_t)data);2126		rd_reg_word(&reg->ctrl_status);		/* PCI Posting. */2127	}2128}2129 2130/**2131 * qla2x00_poll_flash() - Polls flash for completion.2132 * @ha: HA context2133 * @addr: Address in flash to poll2134 * @poll_data: Data to be polled2135 * @man_id: Flash manufacturer ID2136 * @flash_id: Flash ID2137 *2138 * This function polls the device until bit 7 of what is read matches data2139 * bit 7 or until data bit 5 becomes a 1.  If that hapens, the flash ROM timed2140 * out (a fatal error).  The flash book recommeds reading bit 7 again after2141 * reading bit 5 as a 1.2142 *2143 * Returns 0 on success, else non-zero.2144 */2145static int2146qla2x00_poll_flash(struct qla_hw_data *ha, uint32_t addr, uint8_t poll_data,2147    uint8_t man_id, uint8_t flash_id)2148{2149	int status;2150	uint8_t flash_data;2151	uint32_t cnt;2152 2153	status = 1;2154 2155	/* Wait for 30 seconds for command to finish. */2156	poll_data &= BIT_7;2157	for (cnt = 3000000; cnt; cnt--) {2158		flash_data = qla2x00_read_flash_byte(ha, addr);2159		if ((flash_data & BIT_7) == poll_data) {2160			status = 0;2161			break;2162		}2163 2164		if (man_id != 0x40 && man_id != 0xda) {2165			if ((flash_data & BIT_5) && cnt > 2)2166				cnt = 2;2167		}2168		udelay(10);2169		barrier();2170		cond_resched();2171	}2172	return status;2173}2174 2175/**2176 * qla2x00_program_flash_address() - Programs a flash address2177 * @ha: HA context2178 * @addr: Address in flash to program2179 * @data: Data to be written in flash2180 * @man_id: Flash manufacturer ID2181 * @flash_id: Flash ID2182 *2183 * Returns 0 on success, else non-zero.2184 */2185static int2186qla2x00_program_flash_address(struct qla_hw_data *ha, uint32_t addr,2187    uint8_t data, uint8_t man_id, uint8_t flash_id)2188{2189	/* Write Program Command Sequence. */2190	if (IS_OEM_001(ha)) {2191		qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);2192		qla2x00_write_flash_byte(ha, 0x555, 0x55);2193		qla2x00_write_flash_byte(ha, 0xaaa, 0xa0);2194		qla2x00_write_flash_byte(ha, addr, data);2195	} else {2196		if (man_id == 0xda && flash_id == 0xc1) {2197			qla2x00_write_flash_byte(ha, addr, data);2198			if (addr & 0x7e)2199				return 0;2200		} else {2201			qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2202			qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2203			qla2x00_write_flash_byte(ha, 0x5555, 0xa0);2204			qla2x00_write_flash_byte(ha, addr, data);2205		}2206	}2207 2208	udelay(150);2209 2210	/* Wait for write to complete. */2211	return qla2x00_poll_flash(ha, addr, data, man_id, flash_id);2212}2213 2214/**2215 * qla2x00_erase_flash() - Erase the flash.2216 * @ha: HA context2217 * @man_id: Flash manufacturer ID2218 * @flash_id: Flash ID2219 *2220 * Returns 0 on success, else non-zero.2221 */2222static int2223qla2x00_erase_flash(struct qla_hw_data *ha, uint8_t man_id, uint8_t flash_id)2224{2225	/* Individual Sector Erase Command Sequence */2226	if (IS_OEM_001(ha)) {2227		qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);2228		qla2x00_write_flash_byte(ha, 0x555, 0x55);2229		qla2x00_write_flash_byte(ha, 0xaaa, 0x80);2230		qla2x00_write_flash_byte(ha, 0xaaa, 0xaa);2231		qla2x00_write_flash_byte(ha, 0x555, 0x55);2232		qla2x00_write_flash_byte(ha, 0xaaa, 0x10);2233	} else {2234		qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2235		qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2236		qla2x00_write_flash_byte(ha, 0x5555, 0x80);2237		qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2238		qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2239		qla2x00_write_flash_byte(ha, 0x5555, 0x10);2240	}2241 2242	udelay(150);2243 2244	/* Wait for erase to complete. */2245	return qla2x00_poll_flash(ha, 0x00, 0x80, man_id, flash_id);2246}2247 2248/**2249 * qla2x00_erase_flash_sector() - Erase a flash sector.2250 * @ha: HA context2251 * @addr: Flash sector to erase2252 * @sec_mask: Sector address mask2253 * @man_id: Flash manufacturer ID2254 * @flash_id: Flash ID2255 *2256 * Returns 0 on success, else non-zero.2257 */2258static int2259qla2x00_erase_flash_sector(struct qla_hw_data *ha, uint32_t addr,2260    uint32_t sec_mask, uint8_t man_id, uint8_t flash_id)2261{2262	/* Individual Sector Erase Command Sequence */2263	qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2264	qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2265	qla2x00_write_flash_byte(ha, 0x5555, 0x80);2266	qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2267	qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2268	if (man_id == 0x1f && flash_id == 0x13)2269		qla2x00_write_flash_byte(ha, addr & sec_mask, 0x10);2270	else2271		qla2x00_write_flash_byte(ha, addr & sec_mask, 0x30);2272 2273	udelay(150);2274 2275	/* Wait for erase to complete. */2276	return qla2x00_poll_flash(ha, addr, 0x80, man_id, flash_id);2277}2278 2279/**2280 * qla2x00_get_flash_manufacturer() - Read manufacturer ID from flash chip.2281 * @ha: host adapter2282 * @man_id: Flash manufacturer ID2283 * @flash_id: Flash ID2284 */2285static void2286qla2x00_get_flash_manufacturer(struct qla_hw_data *ha, uint8_t *man_id,2287    uint8_t *flash_id)2288{2289	qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2290	qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2291	qla2x00_write_flash_byte(ha, 0x5555, 0x90);2292	*man_id = qla2x00_read_flash_byte(ha, 0x0000);2293	*flash_id = qla2x00_read_flash_byte(ha, 0x0001);2294	qla2x00_write_flash_byte(ha, 0x5555, 0xaa);2295	qla2x00_write_flash_byte(ha, 0x2aaa, 0x55);2296	qla2x00_write_flash_byte(ha, 0x5555, 0xf0);2297}2298 2299static void2300qla2x00_read_flash_data(struct qla_hw_data *ha, uint8_t *tmp_buf,2301	uint32_t saddr, uint32_t length)2302{2303	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2304	uint32_t midpoint, ilength;2305	uint8_t data;2306 2307	midpoint = length / 2;2308 2309	wrt_reg_word(&reg->nvram, 0);2310	rd_reg_word(&reg->nvram);2311	for (ilength = 0; ilength < length; saddr++, ilength++, tmp_buf++) {2312		if (ilength == midpoint) {2313			wrt_reg_word(&reg->nvram, NVR_SELECT);2314			rd_reg_word(&reg->nvram);2315		}2316		data = qla2x00_read_flash_byte(ha, saddr);2317		if (saddr % 100)2318			udelay(10);2319		*tmp_buf = data;2320		cond_resched();2321	}2322}2323 2324static inline void2325qla2x00_suspend_hba(struct scsi_qla_host *vha)2326{2327	int cnt;2328	unsigned long flags;2329	struct qla_hw_data *ha = vha->hw;2330	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2331 2332	/* Suspend HBA. */2333	scsi_block_requests(vha->host);2334	ha->isp_ops->disable_intrs(ha);2335	set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);2336 2337	/* Pause RISC. */2338	spin_lock_irqsave(&ha->hardware_lock, flags);2339	wrt_reg_word(&reg->hccr, HCCR_PAUSE_RISC);2340	rd_reg_word(&reg->hccr);2341	if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {2342		for (cnt = 0; cnt < 30000; cnt++) {2343			if ((rd_reg_word(&reg->hccr) & HCCR_RISC_PAUSE) != 0)2344				break;2345			udelay(100);2346		}2347	} else {2348		udelay(10);2349	}2350	spin_unlock_irqrestore(&ha->hardware_lock, flags);2351}2352 2353static inline void2354qla2x00_resume_hba(struct scsi_qla_host *vha)2355{2356	struct qla_hw_data *ha = vha->hw;2357 2358	/* Resume HBA. */2359	clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);2360	set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);2361	qla2xxx_wake_dpc(vha);2362	qla2x00_wait_for_chip_reset(vha);2363	scsi_unblock_requests(vha->host);2364}2365 2366void *2367qla2x00_read_optrom_data(struct scsi_qla_host *vha, void *buf,2368    uint32_t offset, uint32_t length)2369{2370	uint32_t addr, midpoint;2371	uint8_t *data;2372	struct qla_hw_data *ha = vha->hw;2373	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2374 2375	/* Suspend HBA. */2376	qla2x00_suspend_hba(vha);2377 2378	/* Go with read. */2379	midpoint = ha->optrom_size / 2;2380 2381	qla2x00_flash_enable(ha);2382	wrt_reg_word(&reg->nvram, 0);2383	rd_reg_word(&reg->nvram);		/* PCI Posting. */2384	for (addr = offset, data = buf; addr < length; addr++, data++) {2385		if (addr == midpoint) {2386			wrt_reg_word(&reg->nvram, NVR_SELECT);2387			rd_reg_word(&reg->nvram);	/* PCI Posting. */2388		}2389 2390		*data = qla2x00_read_flash_byte(ha, addr);2391	}2392	qla2x00_flash_disable(ha);2393 2394	/* Resume HBA. */2395	qla2x00_resume_hba(vha);2396 2397	return buf;2398}2399 2400int2401qla2x00_write_optrom_data(struct scsi_qla_host *vha, void *buf,2402    uint32_t offset, uint32_t length)2403{2404 2405	int rval;2406	uint8_t man_id, flash_id, sec_number, *data;2407	uint16_t wd;2408	uint32_t addr, liter, sec_mask, rest_addr;2409	struct qla_hw_data *ha = vha->hw;2410	struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;2411 2412	/* Suspend HBA. */2413	qla2x00_suspend_hba(vha);2414 2415	rval = QLA_SUCCESS;2416	sec_number = 0;2417 2418	/* Reset ISP chip. */2419	wrt_reg_word(&reg->ctrl_status, CSR_ISP_SOFT_RESET);2420	pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);2421 2422	/* Go with write. */2423	qla2x00_flash_enable(ha);2424	do {	/* Loop once to provide quick error exit */2425		/* Structure of flash memory based on manufacturer */2426		if (IS_OEM_001(ha)) {2427			/* OEM variant with special flash part. */2428			man_id = flash_id = 0;2429			rest_addr = 0xffff;2430			sec_mask   = 0x10000;2431			goto update_flash;2432		}2433		qla2x00_get_flash_manufacturer(ha, &man_id, &flash_id);2434		switch (man_id) {2435		case 0x20: /* ST flash. */2436			if (flash_id == 0xd2 || flash_id == 0xe3) {2437				/*2438				 * ST m29w008at part - 64kb sector size with2439				 * 32kb,8kb,8kb,16kb sectors at memory address2440				 * 0xf0000.2441				 */2442				rest_addr = 0xffff;2443				sec_mask = 0x10000;2444				break;2445			}2446			/*2447			 * ST m29w010b part - 16kb sector size2448			 * Default to 16kb sectors2449			 */2450			rest_addr = 0x3fff;2451			sec_mask = 0x1c000;2452			break;2453		case 0x40: /* Mostel flash. */2454			/* Mostel v29c51001 part - 512 byte sector size. */2455			rest_addr = 0x1ff;2456			sec_mask = 0x1fe00;2457			break;2458		case 0xbf: /* SST flash. */2459			/* SST39sf10 part - 4kb sector size. */2460			rest_addr = 0xfff;2461			sec_mask = 0x1f000;2462			break;2463		case 0xda: /* Winbond flash. */2464			/* Winbond W29EE011 part - 256 byte sector size. */2465			rest_addr = 0x7f;2466			sec_mask = 0x1ff80;2467			break;2468		case 0xc2: /* Macronix flash. */2469			/* 64k sector size. */2470			if (flash_id == 0x38 || flash_id == 0x4f) {2471				rest_addr = 0xffff;2472				sec_mask = 0x10000;2473				break;2474			}2475			fallthrough;2476 2477		case 0x1f: /* Atmel flash. */2478			/* 512k sector size. */2479			if (flash_id == 0x13) {2480				rest_addr = 0x7fffffff;2481				sec_mask =   0x80000000;2482				break;2483			}2484			fallthrough;2485 2486		case 0x01: /* AMD flash. */2487			if (flash_id == 0x38 || flash_id == 0x40 ||2488			    flash_id == 0x4f) {2489				/* Am29LV081 part - 64kb sector size. */2490				/* Am29LV002BT part - 64kb sector size. */2491				rest_addr = 0xffff;2492				sec_mask = 0x10000;2493				break;2494			} else if (flash_id == 0x3e) {2495				/*2496				 * Am29LV008b part - 64kb sector size with2497				 * 32kb,8kb,8kb,16kb sector at memory address2498				 * h0xf0000.2499				 */2500				rest_addr = 0xffff;2501				sec_mask = 0x10000;2502				break;2503			} else if (flash_id == 0x20 || flash_id == 0x6e) {2504				/*2505				 * Am29LV010 part or AM29f010 - 16kb sector2506				 * size.2507				 */2508				rest_addr = 0x3fff;2509				sec_mask = 0x1c000;2510				break;2511			} else if (flash_id == 0x6d) {2512				/* Am29LV001 part - 8kb sector size. */2513				rest_addr = 0x1fff;2514				sec_mask = 0x1e000;2515				break;2516			}2517			fallthrough;2518		default:2519			/* Default to 16 kb sector size. */2520			rest_addr = 0x3fff;2521			sec_mask = 0x1c000;2522			break;2523		}2524 2525update_flash:2526		if (IS_QLA2322(ha) || IS_QLA6322(ha)) {2527			if (qla2x00_erase_flash(ha, man_id, flash_id)) {2528				rval = QLA_FUNCTION_FAILED;2529				break;2530			}2531		}2532 2533		for (addr = offset, liter = 0; liter < length; liter++,2534		    addr++) {2535			data = buf + liter;2536			/* Are we at the beginning of a sector? */2537			if ((addr & rest_addr) == 0) {2538				if (IS_QLA2322(ha) || IS_QLA6322(ha)) {2539					if (addr >= 0x10000UL) {2540						if (((addr >> 12) & 0xf0) &&2541						    ((man_id == 0x01 &&2542							flash_id == 0x3e) ||2543						     (man_id == 0x20 &&2544							 flash_id == 0xd2))) {2545							sec_number++;2546							if (sec_number == 1) {2547								rest_addr =2548								    0x7fff;2549								sec_mask =2550								    0x18000;2551							} else if (2552							    sec_number == 2 ||2553							    sec_number == 3) {2554								rest_addr =2555								    0x1fff;2556								sec_mask =2557								    0x1e000;2558							} else if (2559							    sec_number == 4) {2560								rest_addr =2561								    0x3fff;2562								sec_mask =2563								    0x1c000;2564							}2565						}2566					}2567				} else if (addr == ha->optrom_size / 2) {2568					wrt_reg_word(&reg->nvram, NVR_SELECT);2569					rd_reg_word(&reg->nvram);2570				}2571 2572				if (flash_id == 0xda && man_id == 0xc1) {2573					qla2x00_write_flash_byte(ha, 0x5555,2574					    0xaa);2575					qla2x00_write_flash_byte(ha, 0x2aaa,2576					    0x55);2577					qla2x00_write_flash_byte(ha, 0x5555,2578					    0xa0);2579				} else if (!IS_QLA2322(ha) && !IS_QLA6322(ha)) {2580					/* Then erase it */2581					if (qla2x00_erase_flash_sector(ha,2582					    addr, sec_mask, man_id,2583					    flash_id)) {2584						rval = QLA_FUNCTION_FAILED;2585						break;2586					}2587					if (man_id == 0x01 && flash_id == 0x6d)2588						sec_number++;2589				}2590			}2591 2592			if (man_id == 0x01 && flash_id == 0x6d) {2593				if (sec_number == 1 &&2594				    addr == (rest_addr - 1)) {2595					rest_addr = 0x0fff;2596					sec_mask   = 0x1f000;2597				} else if (sec_number == 3 && (addr & 0x7ffe)) {2598					rest_addr = 0x3fff;2599					sec_mask   = 0x1c000;2600				}2601			}2602 2603			if (qla2x00_program_flash_address(ha, addr, *data,2604			    man_id, flash_id)) {2605				rval = QLA_FUNCTION_FAILED;2606				break;2607			}2608			cond_resched();2609		}2610	} while (0);2611	qla2x00_flash_disable(ha);2612 2613	/* Resume HBA. */2614	qla2x00_resume_hba(vha);2615 2616	return rval;2617}2618 2619void *2620qla24xx_read_optrom_data(struct scsi_qla_host *vha, void *buf,2621    uint32_t offset, uint32_t length)2622{2623	struct qla_hw_data *ha = vha->hw;2624	int rc;2625 2626	/* Suspend HBA. */2627	scsi_block_requests(vha->host);2628	set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);2629 2630	/* Go with read. */2631	rc = qla24xx_read_flash_data(vha, buf, offset >> 2, length >> 2);2632	if (rc) {2633		ql_log(ql_log_info, vha, 0x01a0,2634		    "Unable to perform optrom read(%x).\n", rc);2635	}2636 2637	/* Resume HBA. */2638	clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);2639	scsi_unblock_requests(vha->host);2640 2641	return buf;2642}2643 2644static int2645qla28xx_extract_sfub_and_verify(struct scsi_qla_host *vha, __le32 *buf,2646    uint32_t len, uint32_t buf_size_without_sfub, uint8_t *sfub_buf)2647{2648	uint32_t check_sum = 0;2649	__le32 *p;2650	int i;2651 2652	p = buf + buf_size_without_sfub;2653 2654	/* Extract SFUB from end of file */2655	memcpy(sfub_buf, (uint8_t *)p,2656	    sizeof(struct secure_flash_update_block));2657 2658	for (i = 0; i < (sizeof(struct secure_flash_update_block) >> 2); i++)2659		check_sum += le32_to_cpu(p[i]);2660 2661	check_sum = (~check_sum) + 1;2662 2663	if (check_sum != le32_to_cpu(p[i])) {2664		ql_log(ql_log_warn, vha, 0x7097,2665		    "SFUB checksum failed, 0x%x, 0x%x\n",2666		    check_sum, le32_to_cpu(p[i]));2667		return QLA_COMMAND_ERROR;2668	}2669 2670	return QLA_SUCCESS;2671}2672 2673static int2674qla28xx_get_flash_region(struct scsi_qla_host *vha, uint32_t start,2675    struct qla_flt_region *region)2676{2677	struct qla_hw_data *ha = vha->hw;2678	struct qla_flt_header *flt = ha->flt;2679	struct qla_flt_region *flt_reg = &flt->region[0];2680	uint16_t cnt;2681	int rval = QLA_FUNCTION_FAILED;2682 2683	if (!ha->flt)2684		return QLA_FUNCTION_FAILED;2685 2686	cnt = le16_to_cpu(flt->length) / sizeof(struct qla_flt_region);2687	for (; cnt; cnt--, flt_reg++) {2688		if (le32_to_cpu(flt_reg->start) == start) {2689			memcpy((uint8_t *)region, flt_reg,2690			    sizeof(struct qla_flt_region));2691			rval = QLA_SUCCESS;2692			break;2693		}2694	}2695 2696	return rval;2697}2698 2699static int2700qla28xx_write_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,2701    uint32_t dwords)2702{2703	struct qla_hw_data *ha = vha->hw;2704	ulong liter;2705	ulong dburst = OPTROM_BURST_DWORDS; /* burst size in dwords */2706	uint32_t sec_mask, rest_addr, fdata;2707	void *optrom = NULL;2708	dma_addr_t optrom_dma;2709	int rval, ret;2710	struct secure_flash_update_block *sfub;2711	dma_addr_t sfub_dma;2712	uint32_t offset = faddr << 2;2713	uint32_t buf_size_without_sfub = 0;2714	struct qla_flt_region region;2715	bool reset_to_rom = false;2716	uint32_t risc_size, risc_attr = 0;2717	__be32 *fw_array = NULL;2718 2719	/* Retrieve region info - must be a start address passed in */2720	rval = qla28xx_get_flash_region(vha, offset, &region);2721 2722	if (rval != QLA_SUCCESS) {2723		ql_log(ql_log_warn, vha, 0xffff,2724		    "Invalid address %x - not a region start address\n",2725		    offset);2726		goto done;2727	}2728 2729	/* Allocate dma buffer for burst write */2730	optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,2731	    &optrom_dma, GFP_KERNEL);2732	if (!optrom) {2733		ql_log(ql_log_warn, vha, 0x7095,2734		    "Failed allocate burst (%x bytes)\n", OPTROM_BURST_SIZE);2735		rval = QLA_COMMAND_ERROR;2736		goto done;2737	}2738 2739	/*2740	 * If adapter supports secure flash and region is secure2741	 * extract secure flash update block (SFUB) and verify2742	 */2743	if (ha->flags.secure_adapter && region.attribute) {2744 2745		ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2746		    "Region %x is secure\n", le16_to_cpu(region.code));2747 2748		switch (le16_to_cpu(region.code)) {2749		case FLT_REG_FW:2750		case FLT_REG_FW_SEC_27XX:2751		case FLT_REG_MPI_PRI_28XX:2752		case FLT_REG_MPI_SEC_28XX:2753			fw_array = (__force __be32 *)dwptr;2754 2755			/* 1st fw array */2756			risc_size = be32_to_cpu(fw_array[3]);2757			risc_attr = be32_to_cpu(fw_array[9]);2758 2759			buf_size_without_sfub = risc_size;2760			fw_array += risc_size;2761 2762			/* 2nd fw array */2763			risc_size = be32_to_cpu(fw_array[3]);2764 2765			buf_size_without_sfub += risc_size;2766			fw_array += risc_size;2767 2768			/* 1st dump template */2769			risc_size = be32_to_cpu(fw_array[2]);2770 2771			/* skip header and ignore checksum */2772			buf_size_without_sfub += risc_size;2773			fw_array += risc_size;2774 2775			if (risc_attr & BIT_9) {2776				/* 2nd dump template */2777				risc_size = be32_to_cpu(fw_array[2]);2778 2779				/* skip header and ignore checksum */2780				buf_size_without_sfub += risc_size;2781				fw_array += risc_size;2782			}2783			break;2784 2785		case FLT_REG_PEP_PRI_28XX:2786		case FLT_REG_PEP_SEC_28XX:2787			fw_array = (__force __be32 *)dwptr;2788 2789			/* 1st fw array */2790			risc_size = be32_to_cpu(fw_array[3]);2791			risc_attr = be32_to_cpu(fw_array[9]);2792 2793			buf_size_without_sfub = risc_size;2794			fw_array += risc_size;2795			break;2796 2797		default:2798			ql_log(ql_log_warn + ql_dbg_verbose, vha,2799			    0xffff, "Secure region %x not supported\n",2800			    le16_to_cpu(region.code));2801			rval = QLA_COMMAND_ERROR;2802			goto done;2803		}2804 2805		sfub = dma_alloc_coherent(&ha->pdev->dev,2806			sizeof(struct secure_flash_update_block), &sfub_dma,2807			GFP_KERNEL);2808		if (!sfub) {2809			ql_log(ql_log_warn, vha, 0xffff,2810			    "Unable to allocate memory for SFUB\n");2811			rval = QLA_COMMAND_ERROR;2812			goto done;2813		}2814 2815		rval = qla28xx_extract_sfub_and_verify(vha, (__le32 *)dwptr,2816			dwords, buf_size_without_sfub, (uint8_t *)sfub);2817 2818		if (rval != QLA_SUCCESS)2819			goto done;2820 2821		ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2822		    "SFUB extract and verify successful\n");2823	}2824 2825	rest_addr = (ha->fdt_block_size >> 2) - 1;2826	sec_mask = ~rest_addr;2827 2828	/* Lock semaphore */2829	rval = qla81xx_fac_semaphore_access(vha, FAC_SEMAPHORE_LOCK);2830	if (rval != QLA_SUCCESS) {2831		ql_log(ql_log_warn, vha, 0xffff,2832		    "Unable to lock flash semaphore.");2833		goto done;2834	}2835 2836	ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,2837	    "Unprotect flash...\n");2838	rval = qla24xx_unprotect_flash(vha);2839	if (rval) {2840		qla81xx_fac_semaphore_access(vha, FAC_SEMAPHORE_UNLOCK);2841		ql_log(ql_log_warn, vha, 0x7096, "Failed unprotect flash\n");2842		goto done;2843	}2844 2845	for (liter = 0; liter < dwords; liter++, faddr++) {2846		fdata = (faddr & sec_mask) << 2;2847 2848		/* If start of sector */2849		if (!(faddr & rest_addr)) {2850			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,2851			    "Erase sector %#x...\n", faddr);2852			rval = qla24xx_erase_sector(vha, fdata);2853			if (rval) {2854				ql_dbg(ql_dbg_user, vha, 0x7007,2855				    "Failed erase sector %#x\n", faddr);2856				goto write_protect;2857			}2858		}2859	}2860 2861	if (ha->flags.secure_adapter) {2862		/*2863		 * If adapter supports secure flash but FW doesn't,2864		 * disable write protect, release semaphore and reset2865		 * chip to execute ROM code in order to update region securely2866		 */2867		if (!ha->flags.secure_fw) {2868			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2869			    "Disable Write and Release Semaphore.");2870			rval = qla24xx_protect_flash(vha);2871			if (rval != QLA_SUCCESS) {2872				qla81xx_fac_semaphore_access(vha,2873					FAC_SEMAPHORE_UNLOCK);2874				ql_log(ql_log_warn, vha, 0xffff,2875				    "Unable to protect flash.");2876				goto done;2877			}2878 2879			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2880			    "Reset chip to ROM.");2881			set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);2882			set_bit(ISP_ABORT_TO_ROM, &vha->dpc_flags);2883			qla2xxx_wake_dpc(vha);2884			rval = qla2x00_wait_for_chip_reset(vha);2885			if (rval != QLA_SUCCESS) {2886				ql_log(ql_log_warn, vha, 0xffff,2887				    "Unable to reset to ROM code.");2888				goto done;2889			}2890			reset_to_rom = true;2891			ha->flags.fac_supported = 0;2892 2893			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2894			    "Lock Semaphore");2895			rval = qla2xxx_write_remote_register(vha,2896			    FLASH_SEMAPHORE_REGISTER_ADDR, 0x00020002);2897			if (rval != QLA_SUCCESS) {2898				ql_log(ql_log_warn, vha, 0xffff,2899				    "Unable to lock flash semaphore.");2900				goto done;2901			}2902 2903			/* Unprotect flash */2904			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2905			    "Enable Write.");2906			rval = qla2x00_write_ram_word(vha, 0x7ffd0101, 0);2907			if (rval) {2908				ql_log(ql_log_warn, vha, 0x7096,2909				    "Failed unprotect flash\n");2910				goto done;2911			}2912		}2913 2914		/* If region is secure, send Secure Flash MB Cmd */2915		if (region.attribute && buf_size_without_sfub) {2916			ql_log(ql_log_warn + ql_dbg_verbose, vha, 0xffff,2917			    "Sending Secure Flash MB Cmd\n");2918			rval = qla28xx_secure_flash_update(vha, 0,2919				le16_to_cpu(region.code),2920				buf_size_without_sfub, sfub_dma,2921				sizeof(struct secure_flash_update_block) >> 2);2922			if (rval != QLA_SUCCESS) {2923				ql_log(ql_log_warn, vha, 0xffff,2924				    "Secure Flash MB Cmd failed %x.", rval);2925				goto write_protect;2926			}2927		}2928 2929	}2930 2931	/* re-init flash offset */2932	faddr = offset >> 2;2933 2934	for (liter = 0; liter < dwords; liter++, faddr++, dwptr++) {2935		fdata = (faddr & sec_mask) << 2;2936 2937		/* If smaller than a burst remaining */2938		if (dwords - liter < dburst)2939			dburst = dwords - liter;2940 2941		/* Copy to dma buffer */2942		memcpy(optrom, dwptr, dburst << 2);2943 2944		/* Burst write */2945		ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,2946		    "Write burst (%#lx dwords)...\n", dburst);2947		rval = qla2x00_load_ram(vha, optrom_dma,2948		    flash_data_addr(ha, faddr), dburst);2949		if (rval != QLA_SUCCESS) {2950			ql_log(ql_log_warn, vha, 0x7097,2951			    "Failed burst write at %x (%p/%#llx)...\n",2952			    flash_data_addr(ha, faddr), optrom,2953			    (u64)optrom_dma);2954			break;2955		}2956 2957		liter += dburst - 1;2958		faddr += dburst - 1;2959		dwptr += dburst - 1;2960	}2961 2962write_protect:2963	ql_log(ql_log_warn + ql_dbg_verbose, vha, 0x7095,2964	    "Protect flash...\n");2965	ret = qla24xx_protect_flash(vha);2966	if (ret) {2967		qla81xx_fac_semaphore_access(vha, FAC_SEMAPHORE_UNLOCK);2968		ql_log(ql_log_warn, vha, 0x7099,2969		    "Failed protect flash\n");2970		rval = QLA_COMMAND_ERROR;2971	}2972 2973	if (reset_to_rom == true) {2974		/* Schedule DPC to restart the RISC */2975		set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);2976		qla2xxx_wake_dpc(vha);2977 2978		ret = qla2x00_wait_for_hba_online(vha);2979		if (ret != QLA_SUCCESS) {2980			ql_log(ql_log_warn, vha, 0xffff,2981			    "Adapter did not come out of reset\n");2982			rval = QLA_COMMAND_ERROR;2983		}2984	}2985 2986done:2987	if (optrom)2988		dma_free_coherent(&ha->pdev->dev,2989		    OPTROM_BURST_SIZE, optrom, optrom_dma);2990 2991	return rval;2992}2993 2994int2995qla24xx_write_optrom_data(struct scsi_qla_host *vha, void *buf,2996    uint32_t offset, uint32_t length)2997{2998	int rval;2999	struct qla_hw_data *ha = vha->hw;3000 3001	/* Suspend HBA. */3002	scsi_block_requests(vha->host);3003	set_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);3004 3005	/* Go with write. */3006	if (IS_QLA28XX(ha))3007		rval = qla28xx_write_flash_data(vha, buf, offset >> 2,3008						length >> 2);3009	else3010		rval = qla24xx_write_flash_data(vha, buf, offset >> 2,3011						length >> 2);3012 3013	clear_bit(MBX_UPDATE_FLASH_ACTIVE, &ha->mbx_cmd_flags);3014	scsi_unblock_requests(vha->host);3015 3016	return rval;3017}3018 3019void *3020qla25xx_read_optrom_data(struct scsi_qla_host *vha, void *buf,3021    uint32_t offset, uint32_t length)3022{3023	int rval;3024	dma_addr_t optrom_dma;3025	void *optrom;3026	uint8_t *pbuf;3027	uint32_t faddr, left, burst;3028	struct qla_hw_data *ha = vha->hw;3029 3030	if (IS_QLA25XX(ha) || IS_QLA81XX(ha) || IS_QLA83XX(ha) ||3031	    IS_QLA27XX(ha) || IS_QLA28XX(ha))3032		goto try_fast;3033	if (offset & 0xfff)3034		goto slow_read;3035	if (length < OPTROM_BURST_SIZE)3036		goto slow_read;3037 3038try_fast:3039	if (offset & 0xff)3040		goto slow_read;3041	optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,3042	    &optrom_dma, GFP_KERNEL);3043	if (!optrom) {3044		ql_log(ql_log_warn, vha, 0x00cc,3045		    "Unable to allocate memory for optrom burst read (%x KB).\n",3046		    OPTROM_BURST_SIZE / 1024);3047		goto slow_read;3048	}3049 3050	pbuf = buf;3051	faddr = offset >> 2;3052	left = length >> 2;3053	burst = OPTROM_BURST_DWORDS;3054	while (left != 0) {3055		if (burst > left)3056			burst = left;3057 3058		rval = qla2x00_dump_ram(vha, optrom_dma,3059		    flash_data_addr(ha, faddr), burst);3060		if (rval) {3061			ql_log(ql_log_warn, vha, 0x00f5,3062			    "Unable to burst-read optrom segment (%x/%x/%llx).\n",3063			    rval, flash_data_addr(ha, faddr),3064			    (unsigned long long)optrom_dma);3065			ql_log(ql_log_warn, vha, 0x00f6,3066			    "Reverting to slow-read.\n");3067 3068			dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,3069			    optrom, optrom_dma);3070			goto slow_read;3071		}3072 3073		memcpy(pbuf, optrom, burst * 4);3074 3075		left -= burst;3076		faddr += burst;3077		pbuf += burst * 4;3078	}3079 3080	dma_free_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE, optrom,3081	    optrom_dma);3082 3083	return buf;3084 3085slow_read:3086    return qla24xx_read_optrom_data(vha, buf, offset, length);3087}3088 3089/**3090 * qla2x00_get_fcode_version() - Determine an FCODE image's version.3091 * @ha: HA context3092 * @pcids: Pointer to the FCODE PCI data structure3093 *3094 * The process of retrieving the FCODE version information is at best3095 * described as interesting.3096 *3097 * Within the first 100h bytes of the image an ASCII string is present3098 * which contains several pieces of information including the FCODE3099 * version.  Unfortunately it seems the only reliable way to retrieve3100 * the version is by scanning for another sentinel within the string,3101 * the FCODE build date:3102 *3103 *	... 2.00.02 10/17/02 ...3104 *3105 * Returns QLA_SUCCESS on successful retrieval of version.3106 */3107static void3108qla2x00_get_fcode_version(struct qla_hw_data *ha, uint32_t pcids)3109{3110	int ret = QLA_FUNCTION_FAILED;3111	uint32_t istart, iend, iter, vend;3112	uint8_t do_next, rbyte, *vbyte;3113 3114	memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));3115 3116	/* Skip the PCI data structure. */3117	istart = pcids +3118	    ((qla2x00_read_flash_byte(ha, pcids + 0x0B) << 8) |3119		qla2x00_read_flash_byte(ha, pcids + 0x0A));3120	iend = istart + 0x100;3121	do {3122		/* Scan for the sentinel date string...eeewww. */3123		do_next = 0;3124		iter = istart;3125		while ((iter < iend) && !do_next) {3126			iter++;3127			if (qla2x00_read_flash_byte(ha, iter) == '/') {3128				if (qla2x00_read_flash_byte(ha, iter + 2) ==3129				    '/')3130					do_next++;3131				else if (qla2x00_read_flash_byte(ha,3132				    iter + 3) == '/')3133					do_next++;3134			}3135		}3136		if (!do_next)3137			break;3138 3139		/* Backtrack to previous ' ' (space). */3140		do_next = 0;3141		while ((iter > istart) && !do_next) {3142			iter--;3143			if (qla2x00_read_flash_byte(ha, iter) == ' ')3144				do_next++;3145		}3146		if (!do_next)3147			break;3148 3149		/*3150		 * Mark end of version tag, and find previous ' ' (space) or3151		 * string length (recent FCODE images -- major hack ahead!!!).3152		 */3153		vend = iter - 1;3154		do_next = 0;3155		while ((iter > istart) && !do_next) {3156			iter--;3157			rbyte = qla2x00_read_flash_byte(ha, iter);3158			if (rbyte == ' ' || rbyte == 0xd || rbyte == 0x10)3159				do_next++;3160		}3161		if (!do_next)3162			break;3163 3164		/* Mark beginning of version tag, and copy data. */3165		iter++;3166		if ((vend - iter) &&3167		    ((vend - iter) < sizeof(ha->fcode_revision))) {3168			vbyte = ha->fcode_revision;3169			while (iter <= vend) {3170				*vbyte++ = qla2x00_read_flash_byte(ha, iter);3171				iter++;3172			}3173			ret = QLA_SUCCESS;3174		}3175	} while (0);3176 3177	if (ret != QLA_SUCCESS)3178		memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));3179}3180 3181int3182qla2x00_get_flash_version(scsi_qla_host_t *vha, void *mbuf)3183{3184	int ret = QLA_SUCCESS;3185	uint8_t code_type, last_image;3186	uint32_t pcihdr, pcids;3187	uint8_t *dbyte;3188	uint16_t *dcode;3189	struct qla_hw_data *ha = vha->hw;3190 3191	if (!ha->pio_address || !mbuf)3192		return QLA_FUNCTION_FAILED;3193 3194	memset(ha->bios_revision, 0, sizeof(ha->bios_revision));3195	memset(ha->efi_revision, 0, sizeof(ha->efi_revision));3196	memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));3197	memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3198 3199	qla2x00_flash_enable(ha);3200 3201	/* Begin with first PCI expansion ROM header. */3202	pcihdr = 0;3203	last_image = 1;3204	do {3205		/* Verify PCI expansion ROM header. */3206		if (qla2x00_read_flash_byte(ha, pcihdr) != 0x55 ||3207		    qla2x00_read_flash_byte(ha, pcihdr + 0x01) != 0xaa) {3208			/* No signature */3209			ql_log(ql_log_fatal, vha, 0x0050,3210			    "No matching ROM signature.\n");3211			ret = QLA_FUNCTION_FAILED;3212			break;3213		}3214 3215		/* Locate PCI data structure. */3216		pcids = pcihdr +3217		    ((qla2x00_read_flash_byte(ha, pcihdr + 0x19) << 8) |3218			qla2x00_read_flash_byte(ha, pcihdr + 0x18));3219 3220		/* Validate signature of PCI data structure. */3221		if (qla2x00_read_flash_byte(ha, pcids) != 'P' ||3222		    qla2x00_read_flash_byte(ha, pcids + 0x1) != 'C' ||3223		    qla2x00_read_flash_byte(ha, pcids + 0x2) != 'I' ||3224		    qla2x00_read_flash_byte(ha, pcids + 0x3) != 'R') {3225			/* Incorrect header. */3226			ql_log(ql_log_fatal, vha, 0x0051,3227			    "PCI data struct not found pcir_adr=%x.\n", pcids);3228			ret = QLA_FUNCTION_FAILED;3229			break;3230		}3231 3232		/* Read version */3233		code_type = qla2x00_read_flash_byte(ha, pcids + 0x14);3234		switch (code_type) {3235		case ROM_CODE_TYPE_BIOS:3236			/* Intel x86, PC-AT compatible. */3237			ha->bios_revision[0] =3238			    qla2x00_read_flash_byte(ha, pcids + 0x12);3239			ha->bios_revision[1] =3240			    qla2x00_read_flash_byte(ha, pcids + 0x13);3241			ql_dbg(ql_dbg_init, vha, 0x0052,3242			    "Read BIOS %d.%d.\n",3243			    ha->bios_revision[1], ha->bios_revision[0]);3244			break;3245		case ROM_CODE_TYPE_FCODE:3246			/* Open Firmware standard for PCI (FCode). */3247			/* Eeeewww... */3248			qla2x00_get_fcode_version(ha, pcids);3249			break;3250		case ROM_CODE_TYPE_EFI:3251			/* Extensible Firmware Interface (EFI). */3252			ha->efi_revision[0] =3253			    qla2x00_read_flash_byte(ha, pcids + 0x12);3254			ha->efi_revision[1] =3255			    qla2x00_read_flash_byte(ha, pcids + 0x13);3256			ql_dbg(ql_dbg_init, vha, 0x0053,3257			    "Read EFI %d.%d.\n",3258			    ha->efi_revision[1], ha->efi_revision[0]);3259			break;3260		default:3261			ql_log(ql_log_warn, vha, 0x0054,3262			    "Unrecognized code type %x at pcids %x.\n",3263			    code_type, pcids);3264			break;3265		}3266 3267		last_image = qla2x00_read_flash_byte(ha, pcids + 0x15) & BIT_7;3268 3269		/* Locate next PCI expansion ROM. */3270		pcihdr += ((qla2x00_read_flash_byte(ha, pcids + 0x11) << 8) |3271		    qla2x00_read_flash_byte(ha, pcids + 0x10)) * 512;3272	} while (!last_image);3273 3274	if (IS_QLA2322(ha)) {3275		/* Read firmware image information. */3276		memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3277		dbyte = mbuf;3278		memset(dbyte, 0, 8);3279		dcode = (uint16_t *)dbyte;3280 3281		qla2x00_read_flash_data(ha, dbyte, ha->flt_region_fw * 4 + 10,3282		    8);3283		ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010a,3284		    "Dumping fw "3285		    "ver from flash:.\n");3286		ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010b,3287		    dbyte, 32);3288 3289		if ((dcode[0] == 0xffff && dcode[1] == 0xffff &&3290		    dcode[2] == 0xffff && dcode[3] == 0xffff) ||3291		    (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&3292		    dcode[3] == 0)) {3293			ql_log(ql_log_warn, vha, 0x0057,3294			    "Unrecognized fw revision at %x.\n",3295			    ha->flt_region_fw * 4);3296		} else {3297			/* values are in big endian */3298			ha->fw_revision[0] = dbyte[0] << 16 | dbyte[1];3299			ha->fw_revision[1] = dbyte[2] << 16 | dbyte[3];3300			ha->fw_revision[2] = dbyte[4] << 16 | dbyte[5];3301			ql_dbg(ql_dbg_init, vha, 0x0058,3302			    "FW Version: "3303			    "%d.%d.%d.\n", ha->fw_revision[0],3304			    ha->fw_revision[1], ha->fw_revision[2]);3305		}3306	}3307 3308	qla2x00_flash_disable(ha);3309 3310	return ret;3311}3312 3313int3314qla82xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)3315{3316	int ret = QLA_SUCCESS;3317	uint32_t pcihdr, pcids;3318	uint32_t *dcode = mbuf;3319	uint8_t *bcode = mbuf;3320	uint8_t code_type, last_image;3321	struct qla_hw_data *ha = vha->hw;3322 3323	if (!mbuf)3324		return QLA_FUNCTION_FAILED;3325 3326	memset(ha->bios_revision, 0, sizeof(ha->bios_revision));3327	memset(ha->efi_revision, 0, sizeof(ha->efi_revision));3328	memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));3329	memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3330 3331	/* Begin with first PCI expansion ROM header. */3332	pcihdr = ha->flt_region_boot << 2;3333	last_image = 1;3334	do {3335		/* Verify PCI expansion ROM header. */3336		ha->isp_ops->read_optrom(vha, dcode, pcihdr, 0x20 * 4);3337		bcode = mbuf + (pcihdr % 4);3338		if (memcmp(bcode, "\x55\xaa", 2)) {3339			/* No signature */3340			ql_log(ql_log_fatal, vha, 0x0154,3341			    "No matching ROM signature.\n");3342			ret = QLA_FUNCTION_FAILED;3343			break;3344		}3345 3346		/* Locate PCI data structure. */3347		pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);3348 3349		ha->isp_ops->read_optrom(vha, dcode, pcids, 0x20 * 4);3350		bcode = mbuf + (pcihdr % 4);3351 3352		/* Validate signature of PCI data structure. */3353		if (memcmp(bcode, "PCIR", 4)) {3354			/* Incorrect header. */3355			ql_log(ql_log_fatal, vha, 0x0155,3356			    "PCI data struct not found pcir_adr=%x.\n", pcids);3357			ret = QLA_FUNCTION_FAILED;3358			break;3359		}3360 3361		/* Read version */3362		code_type = bcode[0x14];3363		switch (code_type) {3364		case ROM_CODE_TYPE_BIOS:3365			/* Intel x86, PC-AT compatible. */3366			ha->bios_revision[0] = bcode[0x12];3367			ha->bios_revision[1] = bcode[0x13];3368			ql_dbg(ql_dbg_init, vha, 0x0156,3369			    "Read BIOS %d.%d.\n",3370			    ha->bios_revision[1], ha->bios_revision[0]);3371			break;3372		case ROM_CODE_TYPE_FCODE:3373			/* Open Firmware standard for PCI (FCode). */3374			ha->fcode_revision[0] = bcode[0x12];3375			ha->fcode_revision[1] = bcode[0x13];3376			ql_dbg(ql_dbg_init, vha, 0x0157,3377			    "Read FCODE %d.%d.\n",3378			    ha->fcode_revision[1], ha->fcode_revision[0]);3379			break;3380		case ROM_CODE_TYPE_EFI:3381			/* Extensible Firmware Interface (EFI). */3382			ha->efi_revision[0] = bcode[0x12];3383			ha->efi_revision[1] = bcode[0x13];3384			ql_dbg(ql_dbg_init, vha, 0x0158,3385			    "Read EFI %d.%d.\n",3386			    ha->efi_revision[1], ha->efi_revision[0]);3387			break;3388		default:3389			ql_log(ql_log_warn, vha, 0x0159,3390			    "Unrecognized code type %x at pcids %x.\n",3391			    code_type, pcids);3392			break;3393		}3394 3395		last_image = bcode[0x15] & BIT_7;3396 3397		/* Locate next PCI expansion ROM. */3398		pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;3399	} while (!last_image);3400 3401	/* Read firmware image information. */3402	memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3403	dcode = mbuf;3404	ha->isp_ops->read_optrom(vha, dcode, ha->flt_region_fw << 2, 0x20);3405	bcode = mbuf + (pcihdr % 4);3406 3407	/* Validate signature of PCI data structure. */3408	if (bcode[0x0] == 0x3 && bcode[0x1] == 0x0 &&3409	    bcode[0x2] == 0x40 && bcode[0x3] == 0x40) {3410		ha->fw_revision[0] = bcode[0x4];3411		ha->fw_revision[1] = bcode[0x5];3412		ha->fw_revision[2] = bcode[0x6];3413		ql_dbg(ql_dbg_init, vha, 0x0153,3414		    "Firmware revision %d.%d.%d\n",3415		    ha->fw_revision[0], ha->fw_revision[1],3416		    ha->fw_revision[2]);3417	}3418 3419	return ret;3420}3421 3422int3423qla24xx_get_flash_version(scsi_qla_host_t *vha, void *mbuf)3424{3425	int ret = QLA_SUCCESS;3426	uint32_t pcihdr = 0, pcids = 0;3427	uint32_t *dcode = mbuf;3428	uint8_t *bcode = mbuf;3429	uint8_t code_type, last_image;3430	int i;3431	struct qla_hw_data *ha = vha->hw;3432	uint32_t faddr = 0;3433	struct active_regions active_regions = { };3434 3435	if (IS_P3P_TYPE(ha))3436		return QLA_SUCCESS;3437 3438	if (!mbuf)3439		return QLA_FUNCTION_FAILED;3440 3441	memset(ha->bios_revision, 0, sizeof(ha->bios_revision));3442	memset(ha->efi_revision, 0, sizeof(ha->efi_revision));3443	memset(ha->fcode_revision, 0, sizeof(ha->fcode_revision));3444	memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3445 3446	pcihdr = ha->flt_region_boot << 2;3447	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {3448		qla27xx_get_active_image(vha, &active_regions);3449		if (active_regions.global == QLA27XX_SECONDARY_IMAGE) {3450			pcihdr = ha->flt_region_boot_sec << 2;3451		}3452	}3453 3454	do {3455		/* Verify PCI expansion ROM header. */3456		ret = qla24xx_read_flash_data(vha, dcode, pcihdr >> 2, 0x20);3457		if (ret) {3458			ql_log(ql_log_info, vha, 0x017d,3459			    "Unable to read PCI EXP Rom Header(%x).\n", ret);3460			return QLA_FUNCTION_FAILED;3461		}3462 3463		bcode = mbuf + (pcihdr % 4);3464		if (memcmp(bcode, "\x55\xaa", 2)) {3465			/* No signature */3466			ql_log(ql_log_fatal, vha, 0x0059,3467			    "No matching ROM signature.\n");3468			return QLA_FUNCTION_FAILED;3469		}3470 3471		/* Locate PCI data structure. */3472		pcids = pcihdr + ((bcode[0x19] << 8) | bcode[0x18]);3473 3474		ret = qla24xx_read_flash_data(vha, dcode, pcids >> 2, 0x20);3475		if (ret) {3476			ql_log(ql_log_info, vha, 0x018e,3477			    "Unable to read PCI Data Structure (%x).\n", ret);3478			return QLA_FUNCTION_FAILED;3479		}3480 3481		bcode = mbuf + (pcihdr % 4);3482 3483		/* Validate signature of PCI data structure. */3484		if (memcmp(bcode, "PCIR", 4)) {3485			/* Incorrect header. */3486			ql_log(ql_log_fatal, vha, 0x005a,3487			    "PCI data struct not found pcir_adr=%x.\n", pcids);3488			ql_dump_buffer(ql_dbg_init, vha, 0x0059, dcode, 32);3489			return QLA_FUNCTION_FAILED;3490		}3491 3492		/* Read version */3493		code_type = bcode[0x14];3494		switch (code_type) {3495		case ROM_CODE_TYPE_BIOS:3496			/* Intel x86, PC-AT compatible. */3497			ha->bios_revision[0] = bcode[0x12];3498			ha->bios_revision[1] = bcode[0x13];3499			ql_dbg(ql_dbg_init, vha, 0x005b,3500			    "Read BIOS %d.%d.\n",3501			    ha->bios_revision[1], ha->bios_revision[0]);3502			break;3503		case ROM_CODE_TYPE_FCODE:3504			/* Open Firmware standard for PCI (FCode). */3505			ha->fcode_revision[0] = bcode[0x12];3506			ha->fcode_revision[1] = bcode[0x13];3507			ql_dbg(ql_dbg_init, vha, 0x005c,3508			    "Read FCODE %d.%d.\n",3509			    ha->fcode_revision[1], ha->fcode_revision[0]);3510			break;3511		case ROM_CODE_TYPE_EFI:3512			/* Extensible Firmware Interface (EFI). */3513			ha->efi_revision[0] = bcode[0x12];3514			ha->efi_revision[1] = bcode[0x13];3515			ql_dbg(ql_dbg_init, vha, 0x005d,3516			    "Read EFI %d.%d.\n",3517			    ha->efi_revision[1], ha->efi_revision[0]);3518			break;3519		default:3520			ql_log(ql_log_warn, vha, 0x005e,3521			    "Unrecognized code type %x at pcids %x.\n",3522			    code_type, pcids);3523			break;3524		}3525 3526		last_image = bcode[0x15] & BIT_7;3527 3528		/* Locate next PCI expansion ROM. */3529		pcihdr += ((bcode[0x11] << 8) | bcode[0x10]) * 512;3530	} while (!last_image);3531 3532	/* Read firmware image information. */3533	memset(ha->fw_revision, 0, sizeof(ha->fw_revision));3534	faddr = ha->flt_region_fw;3535	if (IS_QLA27XX(ha) || IS_QLA28XX(ha)) {3536		qla27xx_get_active_image(vha, &active_regions);3537		if (active_regions.global == QLA27XX_SECONDARY_IMAGE)3538			faddr = ha->flt_region_fw_sec;3539	}3540 3541	ret = qla24xx_read_flash_data(vha, dcode, faddr, 8);3542	if (ret) {3543		ql_log(ql_log_info, vha, 0x019e,3544		    "Unable to read FW version (%x).\n", ret);3545		return ret;3546	} else {3547		if (qla24xx_risc_firmware_invalid(dcode)) {3548			ql_log(ql_log_warn, vha, 0x005f,3549			    "Unrecognized fw revision at %x.\n",3550			    ha->flt_region_fw * 4);3551			ql_dump_buffer(ql_dbg_init, vha, 0x005f, dcode, 32);3552		} else {3553			for (i = 0; i < 4; i++)3554				ha->fw_revision[i] =3555				be32_to_cpu((__force __be32)dcode[4+i]);3556			ql_dbg(ql_dbg_init, vha, 0x0060,3557			    "Firmware revision (flash) %u.%u.%u (%x).\n",3558			    ha->fw_revision[0], ha->fw_revision[1],3559			    ha->fw_revision[2], ha->fw_revision[3]);3560		}3561	}3562 3563	/* Check for golden firmware and get version if available */3564	if (!IS_QLA81XX(ha)) {3565		/* Golden firmware is not present in non 81XX adapters */3566		return ret;3567	}3568 3569	memset(ha->gold_fw_version, 0, sizeof(ha->gold_fw_version));3570	faddr = ha->flt_region_gold_fw;3571	ret = qla24xx_read_flash_data(vha, dcode, ha->flt_region_gold_fw, 8);3572	if (ret) {3573		ql_log(ql_log_info, vha, 0x019f,3574		    "Unable to read Gold FW version (%x).\n", ret);3575		return ret;3576	} else {3577		if (qla24xx_risc_firmware_invalid(dcode)) {3578			ql_log(ql_log_warn, vha, 0x0056,3579			    "Unrecognized golden fw at %#x.\n", faddr);3580			ql_dump_buffer(ql_dbg_init, vha, 0x0056, dcode, 32);3581			return QLA_FUNCTION_FAILED;3582		}3583 3584		for (i = 0; i < 4; i++)3585			ha->gold_fw_version[i] =3586			   be32_to_cpu((__force __be32)dcode[4+i]);3587	}3588	return ret;3589}3590 3591static int3592qla2xxx_is_vpd_valid(uint8_t *pos, uint8_t *end)3593{3594	if (pos >= end || *pos != 0x82)3595		return 0;3596 3597	pos += 3 + pos[1];3598	if (pos >= end || *pos != 0x90)3599		return 0;3600 3601	pos += 3 + pos[1];3602	if (pos >= end || *pos != 0x78)3603		return 0;3604 3605	return 1;3606}3607 3608int3609qla2xxx_get_vpd_field(scsi_qla_host_t *vha, char *key, char *str, size_t size)3610{3611	struct qla_hw_data *ha = vha->hw;3612	uint8_t *pos = ha->vpd;3613	uint8_t *end = pos + ha->vpd_size;3614	int len = 0;3615 3616	if (!IS_FWI2_CAPABLE(ha) || !qla2xxx_is_vpd_valid(pos, end))3617		return 0;3618 3619	while (pos < end && *pos != 0x78) {3620		len = (*pos == 0x82) ? pos[1] : pos[2];3621 3622		if (!strncmp(pos, key, strlen(key)))3623			break;3624 3625		if (*pos != 0x90 && *pos != 0x91)3626			pos += len;3627 3628		pos += 3;3629	}3630 3631	if (pos < end - len && *pos != 0x78)3632		return scnprintf(str, size, "%.*s", len, pos + 3);3633 3634	return 0;3635}3636 3637int3638qla24xx_read_fcp_prio_cfg(scsi_qla_host_t *vha)3639{3640	int len, max_len;3641	uint32_t fcp_prio_addr;3642	struct qla_hw_data *ha = vha->hw;3643 3644	if (!ha->fcp_prio_cfg) {3645		ha->fcp_prio_cfg = vmalloc(FCP_PRIO_CFG_SIZE);3646		if (!ha->fcp_prio_cfg) {3647			ql_log(ql_log_warn, vha, 0x00d5,3648			    "Unable to allocate memory for fcp priority data (%x).\n",3649			    FCP_PRIO_CFG_SIZE);3650			return QLA_FUNCTION_FAILED;3651		}3652	}3653	memset(ha->fcp_prio_cfg, 0, FCP_PRIO_CFG_SIZE);3654 3655	fcp_prio_addr = ha->flt_region_fcp_prio;3656 3657	/* first read the fcp priority data header from flash */3658	ha->isp_ops->read_optrom(vha, ha->fcp_prio_cfg,3659			fcp_prio_addr << 2, FCP_PRIO_CFG_HDR_SIZE);3660 3661	if (!qla24xx_fcp_prio_cfg_valid(vha, ha->fcp_prio_cfg, 0))3662		goto fail;3663 3664	/* read remaining FCP CMD config data from flash */3665	fcp_prio_addr += (FCP_PRIO_CFG_HDR_SIZE >> 2);3666	len = ha->fcp_prio_cfg->num_entries * sizeof(struct qla_fcp_prio_entry);3667	max_len = FCP_PRIO_CFG_SIZE - FCP_PRIO_CFG_HDR_SIZE;3668 3669	ha->isp_ops->read_optrom(vha, &ha->fcp_prio_cfg->entry[0],3670			fcp_prio_addr << 2, (len < max_len ? len : max_len));3671 3672	/* revalidate the entire FCP priority config data, including entries */3673	if (!qla24xx_fcp_prio_cfg_valid(vha, ha->fcp_prio_cfg, 1))3674		goto fail;3675 3676	ha->flags.fcp_prio_enabled = 1;3677	return QLA_SUCCESS;3678fail:3679	vfree(ha->fcp_prio_cfg);3680	ha->fcp_prio_cfg = NULL;3681	return QLA_FUNCTION_FAILED;3682}3683